Pattern matching and extracting color code formats using RegEx. https://github.com/Kyza/color-regex/

This may be useful or not to test whether a given string is a valid (more or less) html color value. It matches color values such as: #123 - short hex color value #123456 - hex color value rgb(255,255,0) - rgb color value rgba(255,255,0,1.0) - rgba color value hsl(360,100%,100%) - hsl color value...

Validates hexadecimal color codes based on the following rule set: Optionally starting with a hash. 3 or 6 characters in length. Using the [0-9a-f] character set.

This allows for both hsl and hsla color patterns to be matched. hsla(50.5deg, .531%, .9%, 1.0) The hue can be matched without the word deg. Hue is from 0-360 Percentage allows for decimals. Percentage is from 0-100%...

JS function to convert RGB(A) to HEX color for single values: /** @param {string} color the RGB(A) color @return {string} the HEX color */ function rgba2hex(color)...

Color RGB in shape: 255, 255, 255 ',' or ';' are accepted

Versatile, multiline matching of CSS colors of many common formats, including: [x] HEX-3: #123 (equivalent to #112233) [x] HEX-4: #FA0F ( ... #FFAA00FF) [x] HEX-6: #FF3300 ( ...#F30) [x] HEX-8: #FFAA00FF ( ...#FA0F)...

Searches for hex colors in HTML code.

Eliminate spaces in the inner part of parenthesis.

There are several ways to format 24bit RGB Colors, however, two of the formats are far more common in the wild than others. The 2 most common 24bit RGB formats are | FORMAT | Alt Name | Num Sys | | ------------------------ | -------------- | ------------ | | RGB Hex Format | HexColo...

CSS RGB Color Regex for JS Supports RGB and RGBA syntax (identical in CSS Color Module Level 4) Well tested Allows for decimal values Currently does not support percentage values or CSS Color Module Level 4 white-space syntax

Matches against RGB (not to be confused with RGBa). Will match against any and all RGB Hexadecimal Formatted colors. Some example of the values this regular expression was created to match are: "#FFFFFF", "#FFF", "#ABCDEF", "#123456", "#18F", "#812" MUST USE THE 'i' FLAG (insensitive) Without the...

CSS Hex Color Regex for JS Supports alpha value (4 and 8 character hex codes) introduced in CSS Color Module Level 4 Well tested

Just a little regex for the tailwind css color classes, It could be improved.

Color RegEx

Match hex colors with PCRE2

Matches all the RGB colors in the format #RRGGBB and #RGB

Valid HTML Tag Pattern Which HTML tags are considered invalid: Tags ending with a different tag than what it started. Example: Hello Tags with open attributes (or closed with a different type of quote). Examples: Hello or Hello Which HTML tags are considered valid: Tags ending with the same tag...

Should match any valid JavaScript number literal incl. bigint. See EDIT 4 in this StackOverflow answer by me for matching JS numbers. open in regex101 editor - example matches and unit tests\ Regulex%7C%5BoO%5D%3F%5B0-7%5D(%3F%3A_%3F%5B0-7%5D%2B)%7C%5BxX%5D%5B0-9a-fA-F%5D(%3F%3A_%3F%5B0-9a-fA-F%5D...