#C9FF24#C9FF24

#C9FF24 is a very light, highly saturated yellow-green. Relative luminance 0.841; OKLCH L 92.9% C 0.224 H 124.0°. Best body text is #000000 at 17.81:1 contrast (WCAG AA passes).

Color values

HEX	#C9FF24
RGB	rgb(201, 255, 36)
HSL	hsl(75, 100%, 57%)
HSV	hsv(75, 86%, 100%)
CMYK	cmyk(21.2%, 0%, 85.9%, 0%)
CIE-LAB	lab(93.48, -42.58, 86.10)
CIE-LCH	lch(93.48, 96.05, 116.31°)
OKLab	oklab(92.94% -0.1254 0.1856)
OKLCH	oklch(92.94% 0.224 124)
XYZ	xyz(60.1666, 84.0643, 14.7250)
Luminance	0.8407 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9FF24 #5A24FF

analogous

#FFC824 #C9FF24 #5BFF24

triadic

#C9FF24 #24C9FF #FF24C9

tetradic

#C9FF24 #24FFC8 #5A24FF #FF245B

square

#C9FF24 #24FFC8 #5A24FF #FF245B

split-complementary

#C9FF24 #245BFF #C824FF

monochromatic

#7FA900 #ADE600 #C9FF24 #D8FF61 #E7FF9E

Accessibility & contrast

On white

1.18

#C9FF24 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.81

#C9FF24 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9FF24

17.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9FF24	#FFFFFF	#000000	##000000
##C9FF24	1.00	1.18	17.81	17.81
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.81	21.00	1.00	1.00
##000000	17.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE00

Deuteranopia (green-blind)

#FFEC41

Tritanopia (blue-blind)

#D3F2DA

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #c9ff24;
/* rgb */ color: rgb(201, 255, 36);
/* oklch */ color: oklch(92.9% 0.224 124.0);

Tailwind

colors: {
  custom: {
    50: '#dfff78',
    500: '#c9ff24',
    950: '#000000',
  },
}

SCSS

$custom: #c9ff24;
$custom-light: #dfff78;
$custom-dark: #000000;

JSON

{
  "hex": "#c9ff24",
  "rgb": {
    "r": 201,
    "g": 255,
    "b": 36
  },
  "hsl": {
    "h": 74.795,
    "s": 100,
    "l": 57.059
  },
  "oklch": {
    "l": 0.92938,
    "c": 0.22395,
    "h": 124
  },
  "luminance": 0.84065
}

Semantic roles & 50–950 ramp

primary

#C9FF24

secondary

#401EA9

accent

#29FF5E

background

#FEFFFB

surface

#FDFFF2

border

#D5D7CC

text

#16180A

muted

#84867D

Preview Lab

Preview with #C9FF24

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →