#C9D243#C9D243

#C9D243 is a very light, vivid yellow. Relative luminance 0.589; OKLCH L 83.1% C 0.161 H 112.9°. Best body text is #000000 at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#C9D243
RGB	rgb(201, 210, 67)
HSL	hsl(64, 61%, 54%)
HSV	hsv(64, 68%, 82%)
CMYK	cmyk(4.3%, 0%, 68.1%, 17.6%)
CIE-LAB	lab(81.25, -20.58, 66.37)
CIE-LCH	lch(81.25, 69.49, 107.23°)
OKLab	oklab(83.13% -0.0628 0.1485)
OKLCH	oklch(83.13% 0.161 112.9)
XYZ	xyz(48.1485, 58.9170, 14.1448)
Luminance	0.5892 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D243 #4C43D2

analogous

#D29443 #C9D243 #82D243

triadic

#C9D243 #43C9D2 #D243C9

tetradic

#C9D243 #43D294 #4C43D2 #D24382

square

#C9D243 #43D294 #4C43D2 #D24382

split-complementary

#C9D243 #4382D2 #9443D2

monochromatic

#777D1E #A6AE2A #C9D243 #D7DE74 #E5EAA6

Accessibility & contrast

On white

1.64

#C9D243 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.78

#C9D243 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D243

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D243	#FFFFFF	#000000	##000000
##C9D243	1.00	1.64	12.78	12.78
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.78	21.00	1.00	1.00
##000000	12.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C82D

Deuteranopia (green-blind)

#E1CB4D

Tritanopia (blue-blind)

#D6C6B6

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #c9d243;
/* rgb */ color: rgb(201, 210, 67);
/* oklch */ color: oklch(83.1% 0.161 112.9);

Tailwind

colors: {
  custom: {
    50: '#dddf7f',
    500: '#c9d243',
    950: '#000000',
  },
}

SCSS

$custom: #c9d243;
$custom-light: #dddf7f;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d243",
  "rgb": {
    "r": 201,
    "g": 210,
    "b": 67
  },
  "hsl": {
    "h": 63.776,
    "s": 61.373,
    "l": 54.314
  },
  "oklch": {
    "l": 0.83125,
    "c": 0.16121,
    "h": 112.9
  },
  "luminance": 0.58916
}

Semantic roles & 50–950 ramp

primary

#C9D243

secondary

#3A3584

accent

#43E44D

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15150B

muted

#84847E

Preview Lab

Preview with #C9D243

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

Preview Lab → · Contrast checker → · Palette generator →