postcss-color-hsl
PostCSS plugin to transform W3C CSS Color Module Level 4 hsl() new syntax to more compatible CSS (comma-separated hsl() or hsla())
postcss-color-rgb
PostCSS plugin to transform W3C CSS Color Module Level 4 rgb() new syntax to more compatible CSS (comma-separated rgb() or rgba())
ansi-styles
ANSI escape codes for styling strings in the terminal
chalk
Terminal string styling done right