CSS Feature Support Checker

Test CSS feature support on any browser - smart TVs, embedded devices, and non-standard environments.

Color & Effects

Modern color spaces and compositing tricks verified on-device.

  • accent-color

    Customize color of form controls.

    accent-color: blueMDN
  • Display-P3 Color

    Wide gamut color for high-end HDR panels.

    color: color(display-p3 1 0.5 0.3)MDN
  • LCH Color

    Device-independent color space with perceptual uniformity.

    color: lch(50% 100 180)MDN
  • LAB Color

    Perceptually uniform color space covering all visible colors.

    color: lab(50% 40 -20)MDN
  • OKLCH / OKLab

    Perceptually uniform colors for accessible UI contrast.

    color: oklch(70% 0.1 230)MDN
  • HWB Color

    Hue-Whiteness-Blackness color notation.

    color: hwb(180 10% 20%)MDN
  • color-mix()

    Blend colors with declarative compositing math.

    background: color-mix(in srgb, red 60%, blue)MDN
  • Relative Color Syntax

    Derive colors from existing color values.

    color: rgb(from blue r g b / 50%)MDN
  • light-dark()

    Choose colors based on color scheme automatically.

    color: light-dark(black, white)MDN
  • Color Interpolation

    Control color space for gradients and animations.

    background: linear-gradient(in oklch, red, blue)MDN