#B5B831#B5B831

#B5B831 is a light, vivid yellow. Relative luminance 0.443; OKLCH L 75.7% C 0.150 H 110.8°. Best body text is #000000 at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#B5B831
RGB	rgb(181, 184, 49)
HSL	hsl(61, 58%, 46%)
HSV	hsv(61, 73%, 72%)
CMYK	cmyk(1.6%, 0%, 73.4%, 27.8%)
CIE-LAB	lab(72.45, -16.97, 63.71)
CIE-LCH	lch(72.45, 65.93, 104.92°)
OKLab	oklab(75.67% -0.0533 0.1404)
OKLCH	oklch(75.67% 0.15 110.8)
XYZ	xyz(36.7522, 44.3275, 9.5252)
Luminance	0.4433 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B831 #3431B8

analogous

#B87731 #B5B831 #72B831

triadic

#B5B831 #31B5B8 #B831B5

tetradic

#B5B831 #31B877 #3431B8 #B83172

square

#B5B831 #31B877 #3431B8 #B83172

split-complementary

#B5B831 #3172B8 #7731B8

monochromatic

#565717 #858824 #B5B831 #CFD255 #DCDE85

Accessibility & contrast

On white

2.13

#B5B831 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.87

#B5B831 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B831

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B831	#FFFFFF	#000000	##000000
##B5B831	1.00	2.13	9.87	9.87
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.87	21.00	1.00	1.00
##000000	9.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B015

Deuteranopia (green-blind)

#C8B33C

Tritanopia (blue-blind)

#C2AC9E

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #b5b831;
/* rgb */ color: rgb(181, 184, 49);
/* oklch */ color: oklch(75.7% 0.150 110.8);

Tailwind

colors: {
  custom: {
    50: '#cfcd73',
    500: '#b5b831',
    950: '#000000',
  },
}

SCSS

$custom: #b5b831;
$custom-light: #cfcd73;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b831",
  "rgb": {
    "r": 181,
    "g": 184,
    "b": 49
  },
  "hsl": {
    "h": 61.333,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.75665,
    "c": 0.1502,
    "h": 110.8
  },
  "luminance": 0.44326
}

Semantic roles & 50–950 ramp

primary

#B5B831

secondary

#7F7DC8

accent

#47E14A

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B5B831

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

Preview Lab → · Contrast checker → · Palette generator →