diff --git a/.luarc.json b/.luarc.json
index 7b199b1..ccbf482 100644
--- a/.luarc.json
+++ b/.luarc.json
@@ -1,8 +1,12 @@
 {
-  "workspace.library": [
-    "/home/milianor/neovim/share/nvim/runtime",
-    "${3rd}/luv/library",
-    "${3rd}/busted/library",
-    "${3rd}/luassert/library"
-  ]
-}
+    "workspace.library": [
+        "/usr/share/nvim/runtime",
+        "${3rd}/luv/library",
+        "${3rd}/busted/library",
+        "~/.local/share/nvim/lazy/solarized.nvim",
+        "${3rd}/luassert/library"
+    ],
+    "diagnostics.disable": [
+        "duplicate-doc-field"
+    ]
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index 2193335..bdfd6fc 100644
--- a/README.md
+++ b/README.md
@@ -25,20 +25,19 @@ designed for use with terminal and gui applications.
 - [Docs](#docs)
 - [Commands](#commands)
 - [Default Config](#default-config)
-- [Config Variant](#config-transparency)
+- [Config Variant](#config-variant)
 - [Config Transparency](#config-transparency)
 - [Config Styles](#config-styles)
 - [Config Highlights](#config-highlights)
 - [Config Colors](#config-colors)
 - [Config Plugins](#config-plugins)
+- [Config Error Lens](#config-error-lens)
 - [Lualine](#lualine)
 - [Barbecue](#barbecue)
 - [Api](#api)
-  - [Get Colors](#get-colors)
-  - [Color utils](#color-utils)
 - [Contributing](#contributing)
 - [Designed by](#designed-by)
-- [Credits and Reference 🎉](#credits-and-reference-🎉)
+- [Credits and Reference](#credits-and-reference)
 <!--toc:end-->
 
 ## Features
@@ -172,6 +171,10 @@ require('solarized').setup({
   on_colors = nil,
   palette = 'solarized', -- solarized (default) | selenized
   variant = 'winter', -- "spring" | "summer" | "autumn" | "winter" (default)
+  error_lens = {
+    text = false,
+    symbol = false,
+  },
   styles = {
     types = {},
     functions = {},
@@ -217,7 +220,7 @@ require('solarized').setup({
 vim.cmd.colorscheme = 'solarized'
 ```
 
-## Config Variants
+## Config Variant
 
 Solarized includes four variants: spring, summer, autumn, and winter.
 
@@ -358,6 +361,29 @@ return {
 }
 ```
 
+## Config Error Lens
+
+Enables additional highlights for diagnostic virtual text and symbols.
+
+```lua
+return {
+  'maxmx03/solarized.nvim',
+  lazy = false,
+  priority = 1000,
+  ---@type solarized.config
+  opts = {
+    error_lens = {
+      text = true,
+      symbol = true,
+    }
+  },
+  config = function(_, opts)
+    require('solarized').setup(opts)
+    vim.cmd.colorscheme 'solarized'
+  end,
+}
+```
+
 ## Lualine
 
 ```lua
@@ -437,7 +463,7 @@ Pull requests are welcome and appreciated.
 
 Ethan Schoonover
 
-## Credits and Reference 🎉
+## Credits and Reference
 
 - [solarized-vim](https://github.com/altercation/vim-colors-solarized)
 - [tokyonight](https://github.com/folke/tokyonight.nvim)
diff --git a/lua/solarized/config.lua b/lua/solarized/config.lua
index ced2bae..bb41ac3 100644
--- a/lua/solarized/config.lua
+++ b/lua/solarized/config.lua
@@ -54,6 +54,10 @@
 ---@field leap? boolean
 ---@field mason? boolean
 
+---@class solarized.error_lens
+---@field text? boolean
+---@field symbol? boolean
+
 ---@class solarized.config
 ---@field transparent? solarized.transparent
 ---@field on_highlights? fun(colors: solarized.palette, color: solarized.color): solarized.highlights
@@ -62,6 +66,7 @@
 ---@field palette? "solarized" | "selenized"
 ---@field variant? "spring" | "summer" | "autumn" | "winter"
 ---@field plugins? solarized.plugins
+---@field error_lens? solarized.error_lens
 return {
   transparent = {
     enabled = false,
@@ -79,6 +84,10 @@ return {
   on_colors = nil,
   palette = 'solarized',
   variant = 'winter',
+  error_lens = {
+    text = false,
+    symbol = false,
+  },
   styles = {
     types = {},
     functions = {},
diff --git a/lua/solarized/highlights/init.lua b/lua/solarized/highlights/init.lua
index 92b9278..61d0e78 100644
--- a/lua/solarized/highlights/init.lua
+++ b/lua/solarized/highlights/init.lua
@@ -403,6 +403,7 @@ end
 ---@class solarized.nvim_set_hl.config
 ---@field transparent? boolean
 ---@field styles? vim.api.keyset.highlight
+---@field error_lens? boolean
 
 ---@param group_name string
 ---@param group_val vim.api.keyset.highlight
@@ -419,6 +420,17 @@ local nvim_set_hl = function(group_name, group_val, config)
       group_val = vim.tbl_extend('force', group_val, config.styles)
     end
 
+    if config and config.error_lens then
+      local color = require 'solarized.color'
+      local editor = require('solarized.utils').nvim_get_hl 'Normal'
+      local ok, mix_color = pcall(color.blend, group_val.fg, editor.bg, 0.3)
+      if ok then
+        group_val.bg = mix_color
+      else
+        group_val.bg = color.shade(group_val.fg, 5)
+      end
+    end
+
     val = vim.tbl_extend('force', val, group_val)
     vim.api.nvim_set_hl(0, group_name, val)
   else
@@ -646,41 +658,81 @@ M.set_highlight = function(colors, config)
     nvim_set_hl('@lsp.typemod.keyword.documentation', { link = 'Keyword' })
     nvim_set_hl('@lsp.typemod.class.documentation', { link = 'Type' })
     nvim_set_hl('@lsp.typemod.property.readonly', { link = 'Constant' })
+    nvim_set_hl('DiagnosticError', { fg = colors.diag_error })
+    nvim_set_hl('DiagnosticWarn', { fg = colors.diag_warning })
+    nvim_set_hl('DiagnosticInfo', { fg = colors.diag_info })
+    nvim_set_hl('DiagnosticHint', { fg = colors.diag_hint })
+    nvim_set_hl('DiagnosticOk', { fg = colors.diag_ok })
     nvim_set_hl(
-      'DiagnosticError',
-      { fg = colors.diag_error, bg = colors.mix_red },
-      { transparent = config.transparent.enabled }
+      'DiagnosticVirtualTextError',
+      { fg = colors.diag_error },
+      { error_lens = config.error_lens.text }
     )
     nvim_set_hl(
-      'DiagnosticWarn',
-      { fg = colors.diag_warning, bg = colors.mix_yellow },
-      { transparent = config.transparent.enabled }
+      'DiagnosticVirtualTextWarn',
+      { fg = colors.diag_warning },
+      { error_lens = config.error_lens.text }
     )
     nvim_set_hl(
-      'DiagnosticInfo',
-      { fg = colors.diag_info, bg = colors.mix_base1 },
-      { transparent = config.transparent.enabled }
+      'DiagnosticVirtualTextInfo',
+      { fg = colors.diag_info },
+      { error_lens = config.error_lens.text }
     )
     nvim_set_hl(
-      'DiagnosticHint',
-      { fg = colors.diag_hint, bg = colors.mix_base1 },
-      { transparent = config.transparent.enabled }
+      'DiagnosticVirtualTextHint',
+      { fg = colors.diag_hint },
+      { error_lens = config.error_lens.text }
     )
     nvim_set_hl(
-      'DiagnosticOk',
-      { fg = colors.diag_ok, bg = colors.mix_green },
-      { transparent = config.transparent.enabled }
+      'DiagnosticVirtualTextOk',
+      { fg = colors.diag_ok },
+      { error_lens = config.error_lens.text }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineError',
+      { fg = colors.diag_error, underline = true, sp = colors.diag_error }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineWarn',
+      { fg = colors.diag_warning, underline = true, sp = colors.diag_warning }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineInfo',
+      { fg = colors.diag_info, underline = true, sp = colors.diag_info }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineHint',
+      { fg = colors.diag_hint, underline = true, sp = colors.diag_hint }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineOk',
+      { fg = colors.diag_ok, underline = true, sp = colors.diag_ok }
+    )
+    nvim_set_hl(
+      'DiagnosticSignError',
+      { fg = colors.diag_error, bg = colors.base02 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
+    ) -- Used for "Error" signs in sign column.
+    nvim_set_hl(
+      'DiagnosticSignWarn',
+      { fg = colors.diag_warning, bg = colors.base02 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
+    ) -- Used for "Warn" signs in sign column.
+    nvim_set_hl(
+      'DiagnosticSignInfo',
+      { fg = colors.diag_info, bg = colors.base02 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
+    ) -- Used for "Info" signs in sign column.
+    nvim_set_hl(
+      'DiagnosticSignHint',
+      { fg = colors.diag_hint, bg = colors.base02 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
+    ) -- Used for "Hint" signs in sign column.
+    nvim_set_hl(
+      'DiagnosticSignOk',
+      { fg = colors.diag_ok, bg = colors.base02 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
     )
-    nvim_set_hl('DiagnosticVirtualTextError', { fg = colors.diag_error })
-    nvim_set_hl('DiagnosticVirtualTextWarn', { fg = colors.diag_warning })
-    nvim_set_hl('DiagnosticVirtualTextInfo', { fg = colors.diag_info })
-    nvim_set_hl('DiagnosticVirtualTextHint', { fg = colors.diag_hint })
-    nvim_set_hl('DiagnosticVirtualTextOk', { fg = colors.diag_ok })
-    nvim_set_hl('DiagnosticUnderlineError', { fg = colors.diag_error, underline = true })
-    nvim_set_hl('DiagnosticUnderlineWarn', { fg = colors.diag_warning, underline = true })
-    nvim_set_hl('DiagnosticUnderlineInfo', { fg = colors.diag_info, underline = true })
-    nvim_set_hl('DiagnosticUnderlineHint', { fg = colors.diag_hint, underline = true })
-    nvim_set_hl('DiagnosticUnderlineOk', { fg = colors.diag_ok, underline = true })
     nvim_set_hl('LspReferenceText', { fg = colors.cyan, bg = colors.mix_cyan })
     nvim_set_hl('LspReferenceRead', { fg = colors.green, bg = colors.mix_green })
     nvim_set_hl('LspReferenceWrite', { fg = colors.green, bg = colors.mix_green })
@@ -1049,14 +1101,38 @@ M.set_highlight = function(colors, config)
   end
 
   if config.plugins.coc then
-    nvim_set_hl('CocErrorSign', { fg = colors.diag_error })
-    nvim_set_hl('CocWarningSign', { fg = colors.diag_warning })
-    nvim_set_hl('CocInfoSign', { fg = colors.diag_info })
-    nvim_set_hl('CocHintSign', { fg = colors.diag_hint })
-    nvim_set_hl('CocErrorVirtualText', { fg = colors.diag_error, bg = colors.mix_red })
-    nvim_set_hl('CocWarningVirtualText', { fg = colors.diag_warning, bg = colors.mix_yellow })
-    nvim_set_hl('CocInfoVirtualText', { fg = colors.diag_info, bg = colors.mix_base1 })
-    nvim_set_hl('CocHintVirtualText', { fg = colors.diag_hint, bg = colors.mix_base1 })
+    nvim_set_hl(
+      'CocErrorSign',
+      { fg = colors.diag_error },
+      { error_lens = config.error_lens.symbol }
+    )
+    nvim_set_hl(
+      'CocWarningSign',
+      { fg = colors.diag_warning },
+      { error_lens = config.error_lens.symbol }
+    )
+    nvim_set_hl('CocInfoSign', { fg = colors.diag_info }, { error_lens = config.error_lens.symbol })
+    nvim_set_hl('CocHintSign', { fg = colors.diag_hint }, { error_lens = config.error_lens.symbol })
+    nvim_set_hl(
+      'CocErrorVirtualText',
+      { fg = colors.diag_error },
+      { error_lens = config.error_lens.text }
+    )
+    nvim_set_hl(
+      'CocWarningVirtualText',
+      { fg = colors.diag_warning },
+      { error_lens = config.error_lens.text }
+    )
+    nvim_set_hl(
+      'CocInfoVirtualText',
+      { fg = colors.diag_info },
+      { error_lens = config.error_lens.text }
+    )
+    nvim_set_hl(
+      'CocHintVirtualText',
+      { fg = colors.diag_hint },
+      { error_lens = config.error_lens.text }
+    )
   end
 
   if config.plugins.leap then
diff --git a/lua/solarized/highlights/solarized-light.lua b/lua/solarized/highlights/solarized-light.lua
index 6222d61..ab51e37 100644
--- a/lua/solarized/highlights/solarized-light.lua
+++ b/lua/solarized/highlights/solarized-light.lua
@@ -25,6 +25,17 @@ local nvim_set_hl = function(group_name, group_val, config)
       group_val = vim.tbl_extend('force', group_val, config.styles)
     end
 
+    if config and config.error_lens then
+      local color = require 'solarized.color'
+      local editor = require('solarized.utils').nvim_get_hl 'Normal'
+      local ok, mix_color = pcall(color.blend, group_val.fg, editor.bg, 0.1)
+      if ok then
+        group_val.bg = mix_color
+      else
+        group_val.bg = color.tint(group_val.fg, 7)
+      end
+    end
+
     val = vim.tbl_extend('force', val, group_val)
     vim.api.nvim_set_hl(0, group_name, val)
   else
@@ -257,61 +268,81 @@ M.set_highlight = function(colors, config)
     nvim_set_hl('@lsp.typemod.keyword.documentation', { link = 'Statement' })
     nvim_set_hl('@lsp.typemod.class.documentation', { link = 'Type' })
     nvim_set_hl('@lsp.typemod.property.readonly', { link = 'Constant' })
-    nvim_set_hl(
-      'DiagnosticError',
-      { fg = colors.diag_error, bg = colors.mix_red },
-      { transparent = config.transparent.enabled }
-    )
-    nvim_set_hl(
-      'DiagnosticWarn',
-      { fg = colors.diag_warning, bg = colors.mix_yellow },
-      { transparent = config.transparent.enabled }
-    )
-    nvim_set_hl(
-      'DiagnosticInfo',
-      { fg = colors.diag_info, bg = colors.mix_blue },
-      { transparent = config.transparent.enabled }
-    )
-    nvim_set_hl(
-      'DiagnosticHint',
-      { fg = colors.diag_hint, bg = colors.mix_blue },
-      { transparent = config.transparent.enabled }
-    )
-    nvim_set_hl(
-      'DiagnosticOk',
-      { fg = colors.diag_ok, bg = colors.mix_green },
-      { transparent = config.transparent.enabled }
-    )
+    nvim_set_hl('DiagnosticError', { fg = colors.diag_error })
+    nvim_set_hl('DiagnosticWarn', { fg = colors.diag_warning })
+    nvim_set_hl('DiagnosticInfo', { fg = colors.diag_info })
+    nvim_set_hl('DiagnosticHint', { fg = colors.diag_hint })
+    nvim_set_hl('DiagnosticOk', { fg = colors.diag_ok })
     nvim_set_hl(
       'DiagnosticVirtualTextError',
-      { fg = colors.diag_error, bg = colors.mix_red },
-      { transparent = config.transparent.enabled }
+      { fg = colors.diag_error },
+      { error_lens = config.error_lens.text }
     )
     nvim_set_hl(
       'DiagnosticVirtualTextWarn',
-      { fg = colors.diag_warning, bg = colors.mix_yellow },
-      { transparent = config.transparent.enabled }
+      { fg = colors.diag_warning },
+      { error_lens = config.error_lens.text }
     )
     nvim_set_hl(
       'DiagnosticVirtualTextInfo',
-      { fg = colors.diag_hint, bg = colors.mix_blue },
-      { transparent = config.transparent.enabled }
+      { fg = colors.diag_hint },
+      { error_lens = config.error_lens.text }
     )
     nvim_set_hl(
       'DiagnosticVirtualTextHint',
-      { fg = colors.diag_info, bg = colors.mix_blue },
-      { transparent = config.transparent.enabled }
+      { fg = colors.diag_info },
+      { error_lens = config.error_lens.text }
     )
     nvim_set_hl(
       'DiagnosticVirtualTextOk',
-      { fg = colors.diag_ok, bg = colors.mix_green },
+      { fg = colors.diag_ok },
+      { error_lens = config.error_lens.text }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineError',
+      { fg = colors.diag_error, underline = true, sp = colors.diag_error }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineWarn',
+      { fg = colors.diag_warning, underline = true, sp = colors.diag_warning }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineInfo',
+      { fg = colors.diag_info, underline = true, sp = colors.diag_info }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineHint',
+      { fg = colors.diag_hint, underline = true, sp = colors.diag_hint }
+    )
+    nvim_set_hl(
+      'DiagnosticUnderlineOk',
+      { fg = colors.diag_ok, underline = true, sp = colors.diag_ok }
+    )
+    nvim_set_hl(
+      'DiagnosticSignError',
+      { fg = colors.diag_error, bg = colors.base2 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
+    ) -- Used for "Error" signs in sign column.
+    nvim_set_hl(
+      'DiagnosticSignWarn',
+      { fg = colors.diag_warning, bg = colors.base2 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
+    ) -- Used for "Warn" signs in sign column.
+    nvim_set_hl(
+      'DiagnosticSignInfo',
+      { fg = colors.diag_info, bg = colors.base2 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
+    ) -- Used for "Info" signs in sign column.
+    nvim_set_hl(
+      'DiagnosticSignHint',
+      { fg = colors.diag_hint, bg = colors.base2 },
+      { transparent = config.transparent.enabled, error_lens = config.error_lens.symbol }
+    ) -- Used for "Hint" signs in sign column.
+    nvim_set_hl(
+      'DiagnosticSignOk',
+      { fg = colors.diag_ok, bg = colors.base2 },
       { transparent = config.transparent.enabled }
     )
-    nvim_set_hl('DiagnosticUnderlineError', { fg = colors.diag_error, underline = true })
-    nvim_set_hl('DiagnosticUnderlineWarn', { fg = colors.diag_warning, underline = true })
-    nvim_set_hl('DiagnosticUnderlineInfo', { fg = colors.diag_info, underline = true })
-    nvim_set_hl('DiagnosticUnderlineHint', { fg = colors.diag_hint, underline = true })
-    nvim_set_hl('DiagnosticUnderlineOk', { fg = colors.diag_ok, underline = true })
     nvim_set_hl('LspReferenceText', { fg = colors.cyan, bg = colors.mix_cyan })
     nvim_set_hl('LspReferenceRead', { link = 'Visual' })
     nvim_set_hl('LspReferenceWrite', { link = 'Visual' })
@@ -679,14 +710,38 @@ M.set_highlight = function(colors, config)
   end
 
   if config.plugins.coc then
-    nvim_set_hl('CocErrorSign', { fg = colors.diag_error })
-    nvim_set_hl('CocWarningSign', { fg = colors.diag_warning })
-    nvim_set_hl('CocInfoSign', { fg = colors.diag_info })
-    nvim_set_hl('CocHintSign', { fg = colors.diag_hint })
-    nvim_set_hl('CocErrorVirtualText', { fg = colors.diag_error, bg = colors.mix_red })
-    nvim_set_hl('CocWarningVirtualText', { fg = colors.diag_warning, bg = colors.mix_yellow })
-    nvim_set_hl('CocInfoVirtualText', { fg = colors.diag_info, bg = colors.mix_blue })
-    nvim_set_hl('CocHintVirtualText', { fg = colors.diag_hint, bg = colors.mix_blue })
+    nvim_set_hl(
+      'CocErrorSign',
+      { fg = colors.diag_error },
+      { error_lens = config.error_lens.symbol }
+    )
+    nvim_set_hl(
+      'CocWarningSign',
+      { fg = colors.diag_warning },
+      { error_lens = config.error_lens.symbol }
+    )
+    nvim_set_hl('CocInfoSign', { fg = colors.diag_info }, { error_lens = config.error_lens.symbol })
+    nvim_set_hl('CocHintSign', { fg = colors.diag_hint }, { error_lens = config.error_lens.symbol })
+    nvim_set_hl(
+      'CocErrorVirtualText',
+      { fg = colors.diag_error },
+      { error_lens = config.error_lens.text }
+    )
+    nvim_set_hl(
+      'CocWarningVirtualText',
+      { fg = colors.diag_warning },
+      { error_lens = config.error_lens.text }
+    )
+    nvim_set_hl(
+      'CocInfoVirtualText',
+      { fg = colors.diag_info },
+      { error_lens = config.error_lens.text }
+    )
+    nvim_set_hl(
+      'CocHintVirtualText',
+      { fg = colors.diag_hint },
+      { error_lens = config.error_lens.text }
+    )
   end
 
   if config.plugins.leap then