Finds colors on a given webpage

Color Porter does the heavy lifting when working Hex & RGB in Ruby

Put colored strings with ease and safe.

Match the threshold of a color against a collection of colors.

RGB color utilities for converting RGB color into different colorspace (CIE*Lab or XYZ), a different format, or comparing similarity of two colors

Create colorschemes from known values

This gem is for converting color space.

Color The Circles game (desktop application) produced during RubyConf 2023 Community Day Glimmer Desktop Hacking event using Glimmer DSL for LibUI Application Scaffolding and refactoring of original example.

Colour helpers for ruby

Gets the dominant colors from an image and guesses names for those

Colors in the CLI like rainbow in the sky.

Support for computation of colour swatches in both the RGB and HSV colour representations

Currently contains four options (ciede 76, cmclc, ciede94, and ciede2000) (all here: https://en.wikipedia.org/wiki/Color_difference), all weighted so that the distance between rgb 0,0,0 and rgb 255,255,255 will be 1.000 (accurate to 4 decimal places). Will add more. All are my own implementations...

Using coloured logger, now all your logs are coloured based on their severity.

Just another Ruby String class extension. Adds methods to set text color

colResizable is a free jQuery plugin designed to enhance any kind of HTML table object adding column resizing features by dragging column anchors manually.

A simple Ruby client for the Columbo REST and AMQP API

A simple Rails client for Columbo, easely plugable to ActiveRecord

A powerful Rails responder to create Excel & CSV files with ease

Group columns on your Active Record model under a "namespace method".