In Chrome 119 is a very powerful color feature from CSS Color Level 5. Relative color syntax creates a smooth path for color manipulation within CSS, offering ways for authors and designers to: Lighten Darken Saturate Desaturate Chroma boost Adjust opacity Invert Complement Convert Contrast Color palettes Monochromatic Analogous Triadic Tetradic Monochromatic with hue rotation Before relative colo