#C9D133#C9D133

#C9D133 is a very light, vivid yellow. Relative luminance 0.583; OKLCH L 82.8% C 0.170 H 112.5°. Best body text is #000000 at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#C9D133
RGB	rgb(201, 209, 51)
HSL	hsl(63, 63%, 51%)
HSV	hsv(63, 76%, 82%)
CMYK	cmyk(3.8%, 0%, 75.6%, 18%)
CIE-LAB	lab(80.88, -20.85, 71.48)
CIE-LCH	lch(80.88, 74.46, 106.26°)
OKLab	oklab(82.81% -0.065 0.1566)
OKLCH	oklch(82.81% 0.17 112.5)
XYZ	xyz(47.4870, 58.2586, 11.8749)
Luminance	0.5826 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D133 #3B33D1

analogous

#D18A33 #C9D133 #7AD133

triadic

#C9D133 #33C9D1 #D133C9

tetradic

#C9D133 #33D18A #3B33D1 #D1337A

square

#C9D133 #33D18A #3B33D1 #D1337A

split-complementary

#C9D133 #337AD1 #8A33D1

monochromatic

#6C7019 #9CA225 #C9D133 #D6DC65 #E3E897

Accessibility & contrast

On white

1.66

#C9D133 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.65

#C9D133 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D133

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D133	#FFFFFF	#000000	##000000
##C9D133	1.00	1.66	12.65	12.65
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.65	21.00	1.00	1.00
##000000	12.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C706

Deuteranopia (green-blind)

#E1CB41

Tritanopia (blue-blind)

#D7C4B4

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #c9d133;
/* rgb */ color: rgb(201, 209, 51);
/* oklch */ color: oklch(82.8% 0.170 112.5);

Tailwind

colors: {
  custom: {
    50: '#ddde77',
    500: '#c9d133',
    950: '#000000',
  },
}

SCSS

$custom: #c9d133;
$custom-light: #ddde77;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d133",
  "rgb": {
    "r": 201,
    "g": 209,
    "b": 51
  },
  "hsl": {
    "h": 63.038,
    "s": 63.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.82805,
    "c": 0.1695,
    "h": 112.5
  },
  "luminance": 0.58257
}

Semantic roles & 50–950 ramp

primary

#C9D133

secondary

#332F79

accent

#42E64A

background

#FEFEFB

surface

#FCFCF1

border

#D5D5CB

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9D133

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

Preview Lab → · Contrast checker → · Palette generator →