#B4B537#B4B537

#B4B537 is a light, vivid yellow. Relative luminance 0.430; OKLCH L 75.0% C 0.144 H 109.9°. Best body text is #000000 at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#B4B537
RGB	rgb(180, 181, 55)
HSL	hsl(60, 53%, 46%)
HSV	hsv(60, 70%, 71%)
CMYK	cmyk(0.6%, 0%, 69.6%, 29%)
CIE-LAB	lab(71.57, -15.59, 60.69)
CIE-LCH	lch(71.57, 62.66, 104.40°)
OKLab	oklab(74.96% -0.0488 0.1351)
OKLCH	oklch(74.96% 0.144 109.9)
XYZ	xyz(36.0371, 43.0279, 10.0206)
Luminance	0.4303 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B537 #3837B5

analogous

#B57737 #B4B537 #75B537

triadic

#B4B537 #37B4B5 #B537B4

tetradic

#B4B537 #37B577 #3837B5 #B53775

square

#B4B537 #37B577 #3837B5 #B53775

split-complementary

#B4B537 #3775B5 #7737B5

monochromatic

#57571A #858629 #B4B537 #CDCD5C #DBDC8B

Accessibility & contrast

On white

2.19

#B4B537 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.61

#B4B537 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B537

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B537	#FFFFFF	#000000	##000000
##B4B537	1.00	2.19	9.61	9.61
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.61	21.00	1.00	1.00
##000000	9.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD22

Deuteranopia (green-blind)

#C5B140

Tritanopia (blue-blind)

#C1AA9C

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #b4b537;
/* rgb */ color: rgb(180, 181, 55);
/* oklch */ color: oklch(75.0% 0.144 109.9);

Tailwind

colors: {
  custom: {
    50: '#ceca76',
    500: '#b4b537',
    950: '#000000',
  },
}

SCSS

$custom: #b4b537;
$custom-light: #ceca76;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b537",
  "rgb": {
    "r": 180,
    "g": 181,
    "b": 55
  },
  "hsl": {
    "h": 60.476,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.74959,
    "c": 0.14368,
    "h": 109.9
  },
  "luminance": 0.43027
}

Semantic roles & 50–950 ramp

primary

#B4B537

secondary

#8282C6

accent

#4BDD4C

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B4B537

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

Preview Lab → · Contrast checker → · Palette generator →