oklch(L C H) / oklch(L C H / α). Lightness is 0..1, chroma is unbounded non-negative (typical max ~0.4), hue is degrees. Out-of-gamut channels are clipped.
oklch(L C H)
oklch(L C H / α)
0..1
Alpha channel, 0..255 (255 = opaque).
0..255
255
Blue channel, 0..255.
Green channel, 0..255.
Red channel, 0..255.
Canonical CSS string form for this color (e.g. #ff8800, rgba(255, 0, 0, 0.5)).
#ff8800
rgba(255, 0, 0, 0.5)