#C9E54D#C9E54D

#C9E54D is a very light, vivid yellow-green. Relative luminance 0.690; OKLCH L 87.4% C 0.176 H 119.2°. Best body text is #000000 at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#C9E54D
RGB	rgb(201, 229, 77)
HSL	hsl(71, 75%, 60%)
HSV	hsv(71, 66%, 90%)
CMYK	cmyk(12.2%, 0%, 66.4%, 10.2%)
CIE-LAB	lab(86.50, -29.11, 67.94)
CIE-LCH	lch(86.50, 73.92, 113.20°)
OKLab	oklab(87.36% -0.0856 0.1533)
OKLCH	oklch(87.36% 0.176 119.2)
XYZ	xyz(53.4472, 68.9923, 17.5209)
Luminance	0.6899 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E54D #694DE5

analogous

#E5B54D #C9E54D #7DE54D

triadic

#C9E54D #4DC9E5 #E54DC9

tetradic

#C9E54D #4DE5B5 #694DE5 #E54D7D

square

#C9E54D #4DE5B5 #694DE5 #E54D7D

split-complementary

#C9E54D #4D7DE5 #B54DE5

monochromatic

#87A017 #B4D61F #C9E54D #D9ED82 #E9F5B8

Accessibility & contrast

On white

1.42

#C9E54D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.80

#C9E54D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E54D

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E54D	#FFFFFF	#000000	##000000
##C9E54D	1.00	1.42	14.80	14.80
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.80	21.00	1.00	1.00
##000000	14.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D937

Deuteranopia (green-blind)

#F0D958

Tritanopia (blue-blind)

#D4D9C6

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #c9e54d;
/* rgb */ color: rgb(201, 229, 77);
/* oklch */ color: oklch(87.4% 0.176 119.2);

Tailwind

colors: {
  custom: {
    50: '#dded87',
    500: '#c9e54d',
    950: '#000000',
  },
}

SCSS

$custom: #c9e54d;
$custom-light: #dded87;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e54d",
  "rgb": {
    "r": 201,
    "g": 229,
    "b": 77
  },
  "hsl": {
    "h": 71.053,
    "s": 74.51,
    "l": 60
  },
  "oklch": {
    "l": 0.87364,
    "c": 0.1756,
    "h": 119.2
  },
  "luminance": 0.68992
}

Semantic roles & 50–950 ramp

primary

#C9E54D

secondary

#4833A3

accent

#37F159

background

#FEFEFC

surface

#FCFDF4

border

#D5D5CE

text

#15160C

muted

#84847F

Preview Lab

Preview with #C9E54D

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

Preview Lab → · Contrast checker → · Palette generator →