#C1D43B#C1D43B

#C1D43B is a very light, vivid yellow. Relative luminance 0.587; OKLCH L 82.9% C 0.171 H 116.5°. Best body text is #000000 at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#C1D43B
RGB	rgb(193, 212, 59)
HSL	hsl(67, 64%, 53%)
HSV	hsv(67, 72%, 83%)
CMYK	cmyk(9%, 0%, 72.2%, 16.9%)
CIE-LAB	lab(81.15, -25.26, 68.93)
CIE-LCH	lch(81.15, 73.41, 110.12°)
OKLab	oklab(82.88% -0.0761 0.1528)
OKLCH	oklch(82.88% 0.171 116.5)
XYZ	xyz(46.3264, 58.7408, 13.0345)
Luminance	0.5874 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1D43B #4E3BD4

analogous

#D49A3B #C1D43B #74D43B

triadic

#C1D43B #3BC1D4 #D43BC1

tetradic

#C1D43B #3BD49A #4E3BD4 #D43B74

square

#C1D43B #3BD49A #4E3BD4 #D43B74

split-complementary

#C1D43B #3B74D4 #9A3BD4

monochromatic

#6E7A1B #9BAC26 #C1D43B #D1DF6D #E1EA9F

Accessibility & contrast

On white

1.65

#C1D43B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.75

#C1D43B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1D43B

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1D43B	#FFFFFF	#000000	##000000
##C1D43B	1.00	1.65	12.75	12.75
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.75	21.00	1.00	1.00
##000000	12.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3C91D

Deuteranopia (green-blind)

#E1CB48

Tritanopia (blue-blind)

#CDC8B7

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #c1d43b;
/* rgb */ color: rgb(193, 212, 59);
/* oklch */ color: oklch(82.9% 0.171 116.5);

Tailwind

colors: {
  custom: {
    50: '#d7e17b',
    500: '#c1d43b',
    950: '#000000',
  },
}

SCSS

$custom: #c1d43b;
$custom-light: #d7e17b;
$custom-dark: #000000;

JSON

{
  "hex": "#c1d43b",
  "rgb": {
    "r": 193,
    "g": 212,
    "b": 59
  },
  "hsl": {
    "h": 67.451,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.82884,
    "c": 0.17068,
    "h": 116.5
  },
  "luminance": 0.5874
}

Semantic roles & 50–950 ramp

primary

#C1D43B

secondary

#3B3182

accent

#41E755

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#15150A

muted

#84847D

Preview Lab

Preview with #C1D43B

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

Preview Lab → · Contrast checker → · Palette generator →