#C1BF39#C1BF39

#C1BF39 is a light, vivid yellow. Relative luminance 0.489; OKLCH L 78.3% C 0.150 H 108.6°. Best body text is #000000 at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#C1BF39
RGB	rgb(193, 191, 57)
HSL	hsl(59, 54%, 49%)
HSV	hsv(59, 70%, 76%)
CMYK	cmyk(0%, 1%, 70.5%, 24.3%)
CIE-LAB	lab(75.39, -15.00, 64.05)
CIE-LCH	lch(75.39, 65.79, 103.18°)
OKLab	oklab(78.27% -0.0477 0.1422)
OKLCH	oklch(78.27% 0.15 108.6)
XYZ	xyz(41.3631, 48.8958, 11.1291)
Luminance	0.4889 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C1BF39 #393BC1

analogous

#C17B39 #C1BF39 #7FC139

triadic

#C1BF39 #39C1BF #BF39C1

tetradic

#C1BF39 #39C17B #393BC1 #C1397F

square

#C1BF39 #39C17B #393BC1 #C1397F

split-complementary

#C1BF39 #397FC1 #7B39C1

monochromatic

#63611D #92902B #C1BF39 #D2D066 #E0DF95

Accessibility & contrast

On white

1.95

#C1BF39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.78

#C1BF39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C1BF39

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C1BF39	#FFFFFF	#000000	##000000
##C1BF39	1.00	1.95	10.78	10.78
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.78	21.00	1.00	1.00
##000000	10.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB722

Deuteranopia (green-blind)

#D1BC43

Tritanopia (blue-blind)

#CFB3A5

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #c1bf39;
/* rgb */ color: rgb(193, 191, 57);
/* oklch */ color: oklch(78.3% 0.150 108.6);

Tailwind

colors: {
  custom: {
    50: '#d7d278',
    500: '#c1bf39',
    950: '#000000',
  },
}

SCSS

$custom: #c1bf39;
$custom-light: #d7d278;
$custom-dark: #000000;

JSON

{
  "hex": "#c1bf39",
  "rgb": {
    "r": 193,
    "g": 191,
    "b": 57
  },
  "hsl": {
    "h": 59.118,
    "s": 54.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.78266,
    "c": 0.14995,
    "h": 108.6
  },
  "luminance": 0.48894
}

Semantic roles & 50–950 ramp

primary

#C1BF39

secondary

#8B8CCB

accent

#4CDE4A

background

#FDFCF7

surface

#FBF9EE

border

#D4D2C9

text

#151409

muted

#83827B

Preview Lab

Preview with #C1BF39

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

Preview Lab → · Contrast checker → · Palette generator →