#C9D939#C9D939

#C9D939 is a very light, vivid yellow. Relative luminance 0.623; OKLCH L 84.6% C 0.175 H 115.3°. Best body text is #000000 at 13.47:1 contrast (WCAG AA passes).

Color values

HEX	#C9D939
RGB	rgb(201, 217, 57)
HSL	hsl(66, 68%, 54%)
HSV	hsv(66, 74%, 85%)
CMYK	cmyk(7.4%, 0%, 73.7%, 14.9%)
CIE-LAB	lab(83.09, -24.47, 71.65)
CIE-LCH	lch(83.09, 75.71, 108.86°)
OKLab	oklab(84.59% -0.0745 0.1579)
OKLCH	oklch(84.59% 0.175 115.3)
XYZ	xyz(49.6401, 62.3395, 13.2878)
Luminance	0.6234 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D939 #4939D9

analogous

#D99939 #C9D939 #79D939

triadic

#C9D939 #39C9D9 #D939C9

tetradic

#C9D939 #39D999 #4939D9 #D93979

square

#C9D939 #39D999 #4939D9 #D93979

split-complementary

#C9D939 #3979D9 #9939D9

monochromatic

#757F18 #A4B322 #C9D939 #D7E36C #E5EDA0

Accessibility & contrast

On white

1.56

#C9D939 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.47

#C9D939 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D939

13.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D939	#FFFFFF	#000000	##000000
##C9D939	1.00	1.56	13.47	13.47
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.47	21.00	1.00	1.00
##000000	13.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9CE15

Deuteranopia (green-blind)

#E7D047

Tritanopia (blue-blind)

#D6CCBB

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #c9d939;
/* rgb */ color: rgb(201, 217, 57);
/* oklch */ color: oklch(84.6% 0.175 115.3);

Tailwind

colors: {
  custom: {
    50: '#dde47b',
    500: '#c9d939',
    950: '#000000',
  },
}

SCSS

$custom: #c9d939;
$custom-light: #dde47b;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d939",
  "rgb": {
    "r": 201,
    "g": 217,
    "b": 57
  },
  "hsl": {
    "h": 66,
    "s": 67.797,
    "l": 53.725
  },
  "oklch": {
    "l": 0.84587,
    "c": 0.17464,
    "h": 115.3
  },
  "luminance": 0.62339
}

Semantic roles & 50–950 ramp

primary

#C9D939

secondary

#393086

accent

#3DEB4E

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9D939

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

Preview Lab → · Contrast checker → · Palette generator →