Polishing GitLab’s UI: A new color system

What this post added

This post details the technical process of developing a new color system for GitLab's UI. It outlines the issues with the previous color palette, including lack of brand alignment, too many similar colors, and insufficient contrast. It then describes the process of building a better palette by extending brand colors, generating tints and shades, and ensuring WCAG compliance. Finally, it introduces a color priority system for consistent and objective color selection.