HEX
HEX colors are compact and common in design handoff, tokens and CSS variables.
Browser-based developer tools
Color Converter
Convert HEX, RGB and HSL colors and preview the color swatch in your browser.
Reference notes
Color formats for CSS and design systems
RGB
RGB output is useful for CSS, canvas work and systems that store separate red, green and blue channels.
HSL
HSL is easier to reason about when adjusting hue, saturation and lightness for interface palettes.