#C0C918#C0C918

#C0C918 is a light, vivid yellow. Relative luminance 0.530; OKLCH L 80.2% C 0.175 H 113.0°. Best body text is #000000 at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#C0C918
RGB	rgb(192, 201, 24)
HSL	hsl(63, 79%, 44%)
HSV	hsv(63, 88%, 79%)
CMYK	cmyk(4.5%, 0%, 88.1%, 21.2%)
CIE-LAB	lab(77.90, -21.54, 75.27)
CIE-LCH	lch(77.90, 78.29, 105.97°)
OKLab	oklab(80.22% -0.0682 0.1606)
OKLCH	oklch(80.22% 0.175 113)
XYZ	xyz(42.7913, 53.0467, 8.8489)
Luminance	0.5305 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0C918 #2118C9

analogous

#C97A18 #C0C918 #68C918

triadic

#C0C918 #18C0C9 #C918C0

tetradic

#C0C918 #18C97A #2118C9 #C91868

square

#C0C918 #18C97A #2118C9 #C91868

split-complementary

#C0C918 #1868C9 #7A18C9

monochromatic

#585C0B #8C9211 #C0C918 #DEE737 #E7EE6E

Accessibility & contrast

On white

1.81

#C0C918 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.61

#C0C918 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C0C918

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0C918	#FFFFFF	#000000	##000000
##C0C918	1.00	1.81	11.61	11.61
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.61	21.00	1.00	1.00
##000000	11.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9BF00

Deuteranopia (green-blind)

#D9C22E

Tritanopia (blue-blind)

#CEBCAB

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #c0c918;
/* rgb */ color: rgb(192, 201, 24);
/* oklch */ color: oklch(80.2% 0.175 113.0);

Tailwind

colors: {
  custom: {
    50: '#d7d96c',
    500: '#c0c918',
    950: '#000000',
  },
}

SCSS

$custom: #c0c918;
$custom-light: #d7d96c;
$custom-dark: #000000;

JSON

{
  "hex": "#c0c918",
  "rgb": {
    "r": 192,
    "g": 201,
    "b": 24
  },
  "hsl": {
    "h": 63.051,
    "s": 78.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.80215,
    "c": 0.17453,
    "h": 113
  },
  "luminance": 0.53046
}

Semantic roles & 50–950 ramp

primary

#C0C918

secondary

#221E67

accent

#33F53D

background

#FEFEFB

surface

#FCFBF1

border

#D5D4CB

text

#151408

muted

#84837D

Preview Lab

Preview with #C0C918

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

Preview Lab → · Contrast checker → · Palette generator →