#B5B837#B5B837

#B5B837 is a light, vivid yellow. Relative luminance 0.444; OKLCH L 75.7% C 0.147 H 110.8°. Best body text is #000000 at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#B5B837
RGB	rgb(181, 184, 55)
HSL	hsl(61, 54%, 47%)
HSV	hsv(61, 70%, 72%)
CMYK	cmyk(1.6%, 0%, 70.1%, 27.8%)
CIE-LAB	lab(72.48, -16.68, 61.61)
CIE-LCH	lch(72.48, 63.83, 105.15°)
OKLab	oklab(75.71% -0.0519 0.137)
OKLCH	oklch(75.71% 0.147 110.8)
XYZ	xyz(36.8874, 44.3816, 10.2371)
Luminance	0.4438 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B837 #3A37B8

analogous

#B87A37 #B5B837 #75B837

triadic

#B5B837 #37B5B8 #B837B5

tetradic

#B5B837 #37B87A #3A37B8 #B83775

square

#B5B837 #37B87A #3A37B8 #B83775

split-complementary

#B5B837 #3775B8 #7A37B8

monochromatic

#585A1B #878929 #B5B837 #CCCF5D #DBDD8D

Accessibility & contrast

On white

2.13

#B5B837 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.88

#B5B837 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B837

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B837	#FFFFFF	#000000	##000000
##B5B837	1.00	2.13	9.88	9.88
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.88	21.00	1.00	1.00
##000000	9.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B021

Deuteranopia (green-blind)

#C7B341

Tritanopia (blue-blind)

#C2AD9F

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #b5b837;
/* rgb */ color: rgb(181, 184, 55);
/* oklch */ color: oklch(75.7% 0.147 110.8);

Tailwind

colors: {
  custom: {
    50: '#cfcd76',
    500: '#b5b837',
    950: '#000000',
  },
}

SCSS

$custom: #b5b837;
$custom-light: #cfcd76;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b837",
  "rgb": {
    "r": 181,
    "g": 184,
    "b": 55
  },
  "hsl": {
    "h": 61.395,
    "s": 53.975,
    "l": 46.863
  },
  "oklch": {
    "l": 0.75705,
    "c": 0.14656,
    "h": 110.8
  },
  "luminance": 0.44381
}

Semantic roles & 50–950 ramp

primary

#B5B837

secondary

#8584C7

accent

#4ADD4E

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B5B837

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

Preview Lab → · Contrast checker → · Palette generator →