While there’s certainly plenty of value in the collection aspect of Pastel, browsing and saving different colors for later reference, the app especially shines when used in tandem with other apps.

pastel is a command-line tool to generate, analyze, convert and manipulate colors. It supports many different color formats and color spaces like RGB (sRGB), HSL, CIELAB, CIELCh as well as ANSI 8-bit ...