#C9E359#C9E359

#C9E359 is a very light, vivid yellow-green. Relative luminance 0.681; OKLCH L 87.0% C 0.164 H 119.0°. Best body text is #000000 at 14.62:1 contrast (WCAG AA passes).

Color values

HEX	#C9E359
RGB	rgb(201, 227, 89)
HSL	hsl(71, 71%, 62%)
HSV	hsv(71, 61%, 89%)
CMYK	cmyk(11.5%, 0%, 60.8%, 11%)
CIE-LAB	lab(86.05, -27.38, 62.67)
CIE-LCH	lch(86.05, 68.39, 113.60°)
OKLab	oklab(87.03% -0.0797 0.1438)
OKLCH	oklch(87.03% 0.164 119)
XYZ	xyz(53.3605, 68.0773, 19.7784)
Luminance	0.6808 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E359 #7359E3

analogous

#E3B859 #C9E359 #84E359

triadic

#C9E359 #59C9E3 #E359C9

tetradic

#C9E359 #59E3B8 #7359E3 #E35984

square

#C9E359 #59E3B8 #7359E3 #E35984

split-complementary

#C9E359 #5984E3 #B859E3

monochromatic

#8CA61C #B8DA25 #C9E359 #DAEC8D #EBF5C2

Accessibility & contrast

On white

1.44

#C9E359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.62

#C9E359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E359

14.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E359	#FFFFFF	#000000	##000000
##C9E359	1.00	1.44	14.62	14.62
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.62	21.00	1.00	1.00
##000000	14.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D749

Deuteranopia (green-blind)

#EED862

Tritanopia (blue-blind)

#D4D8C6

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #c9e359;
/* rgb */ color: rgb(201, 227, 89);
/* oklch */ color: oklch(87.0% 0.164 119.0);

Tailwind

colors: {
  custom: {
    50: '#dceb8d',
    500: '#c9e359',
    950: '#000000',
  },
}

SCSS

$custom: #c9e359;
$custom-light: #dceb8d;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e359",
  "rgb": {
    "r": 201,
    "g": 227,
    "b": 89
  },
  "hsl": {
    "h": 71.304,
    "s": 71.134,
    "l": 61.961
  },
  "oklch": {
    "l": 0.87028,
    "c": 0.16441,
    "h": 119
  },
  "luminance": 0.68077
}

Semantic roles & 50–950 ramp

primary

#C9E359

secondary

#4D38A8

accent

#12D337

background

#FEFEFC

surface

#FCFDF4

border

#D5D5CE

text

#15160D

muted

#84847F

Preview Lab

Preview with #C9E359

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

Preview Lab → · Contrast checker → · Palette generator →