#C9D451#C9D451

#C9D451 is a very light, vivid yellow. Relative luminance 0.601; OKLCH L 83.7% C 0.153 H 113.8°. Best body text is #000000 at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#C9D451
RGB	rgb(201, 212, 81)
HSL	hsl(65, 60%, 57%)
HSV	hsv(65, 62%, 83%)
CMYK	cmyk(5.2%, 0%, 61.8%, 16.9%)
CIE-LAB	lab(81.89, -20.71, 61.52)
CIE-LCH	lch(81.89, 64.91, 108.61°)
OKLab	oklab(83.68% -0.0618 0.1403)
OKLCH	oklch(83.68% 0.153 113.8)
XYZ	xyz(49.1173, 60.0995, 16.7959)
Luminance	0.6010 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D451 #5C51D4

analogous

#D49D51 #C9D451 #88D451

triadic

#C9D451 #51C9D4 #D451C9

tetradic

#C9D451 #51D49D #5C51D4 #D45188

square

#C9D451 #51D49D #5C51D4 #D45188

split-complementary

#C9D451 #5188D4 #9D51D4

monochromatic

#808922 #AEBA2E #C9D451 #D8E082 #E7ECB3

Accessibility & contrast

On white

1.61

#C9D451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.02

#C9D451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D451

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D451	#FFFFFF	#000000	##000000
##C9D451	1.00	1.61	13.02	13.02
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.02	21.00	1.00	1.00
##000000	13.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CA41

Deuteranopia (green-blind)

#E2CD5A

Tritanopia (blue-blind)

#D5C8B9

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #c9d451;
/* rgb */ color: rgb(201, 212, 81);
/* oklch */ color: oklch(83.7% 0.153 113.8);

Tailwind

colors: {
  custom: {
    50: '#dce188',
    500: '#c9d451',
    950: '#000000',
  },
}

SCSS

$custom: #c9d451;
$custom-light: #dce188;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d451",
  "rgb": {
    "r": 201,
    "g": 212,
    "b": 81
  },
  "hsl": {
    "h": 65.038,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.83676,
    "c": 0.15333,
    "h": 113.8
  },
  "luminance": 0.60099
}

Semantic roles & 50–950 ramp

primary

#C9D451

secondary

#413A8F

accent

#44E452

background

#FEFEFC

surface

#FCFCF4

border

#D5D5CE

text

#15150C

muted

#84847F

Preview Lab

Preview with #C9D451

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

Preview Lab → · Contrast checker → · Palette generator →