#B3B537#B3B537

#B3B537 is a light, vivid yellow. Relative luminance 0.429; OKLCH L 74.9% C 0.144 H 110.3°. Best body text is #000000 at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#B3B537
RGB	rgb(179, 181, 55)
HSL	hsl(61, 53%, 46%)
HSV	hsv(61, 70%, 71%)
CMYK	cmyk(1.1%, 0%, 69.6%, 29%)
CIE-LAB	lab(71.49, -16.01, 60.59)
CIE-LCH	lch(71.49, 62.67, 104.81°)
OKLab	oklab(74.87% -0.05 0.1349)
OKLCH	oklch(74.87% 0.144 110.3)
XYZ	xyz(35.8051, 42.9083, 10.0097)
Luminance	0.4291 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3B537 #3937B5

analogous

#B57837 #B3B537 #74B537

triadic

#B3B537 #37B3B5 #B537B3

tetradic

#B3B537 #37B578 #3937B5 #B53774

square

#B3B537 #37B578 #3937B5 #B53774

split-complementary

#B3B537 #3774B5 #7837B5

monochromatic

#56571A #858629 #B3B537 #CCCD5C #DADC8B

Accessibility & contrast

On white

2.19

#B3B537 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.58

#B3B537 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3B537

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3B537	#FFFFFF	#000000	##000000
##B3B537	1.00	2.19	9.58	9.58
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.58	21.00	1.00	1.00
##000000	9.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3AD22

Deuteranopia (green-blind)

#C4B140

Tritanopia (blue-blind)

#BFAA9C

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #b3b537;
/* rgb */ color: rgb(179, 181, 55);
/* oklch */ color: oklch(74.9% 0.144 110.3);

Tailwind

colors: {
  custom: {
    50: '#cdca76',
    500: '#b3b537',
    950: '#000000',
  },
}

SCSS

$custom: #b3b537;
$custom-light: #cdca76;
$custom-dark: #000000;

JSON

{
  "hex": "#b3b537",
  "rgb": {
    "r": 179,
    "g": 181,
    "b": 55
  },
  "hsl": {
    "h": 60.952,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.74874,
    "c": 0.1439,
    "h": 110.3
  },
  "luminance": 0.42907
}

Semantic roles & 50–950 ramp

primary

#B3B537

secondary

#8382C6

accent

#4BDD4D

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B3B537

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

Preview Lab → · Contrast checker → · Palette generator →