#B5B131#B5B131

#B5B131 is a light, vivid yellow. Relative luminance 0.415; OKLCH L 74.1% C 0.143 H 107.6°. Best body text is #000000 at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#B5B131
RGB	rgb(181, 177, 49)
HSL	hsl(58, 57%, 45%)
HSV	hsv(58, 73%, 71%)
CMYK	cmyk(0%, 2.2%, 72.9%, 29%)
CIE-LAB	lab(70.52, -13.41, 61.88)
CIE-LCH	lch(70.52, 63.32, 102.22°)
OKLab	oklab(74.13% -0.0434 0.1365)
OKLCH	oklch(74.13% 0.143 107.6)
XYZ	xyz(35.3339, 41.4910, 9.0524)
Luminance	0.4149 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5B131 #3135B5

analogous

#B56F31 #B5B131 #77B531

triadic

#B5B131 #31B5B1 #B131B5

tetradic

#B5B131 #31B56F #3135B5 #B53177

square

#B5B131 #31B56F #3135B5 #B53177

split-complementary

#B5B131 #3177B5 #6F31B5

monochromatic

#555317 #858224 #B5B131 #D0CD53 #DDDB83

Accessibility & contrast

On white

2.26

#B5B131 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.30

#B5B131 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5B131

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5B131	#FFFFFF	#000000	##000000
##B5B131	1.00	2.26	9.30	9.30
#FFFFFF	2.26	1.00	21.00	21.00
#000000	9.30	21.00	1.00	1.00
##000000	9.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AA18

Deuteranopia (green-blind)

#C2AF3B

Tritanopia (blue-blind)

#C2A598

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #b5b131;
/* rgb */ color: rgb(181, 177, 49);
/* oklch */ color: oklch(74.1% 0.143 107.6);

Tailwind

colors: {
  custom: {
    50: '#cfc872',
    500: '#b5b131',
    950: '#000000',
  },
}

SCSS

$custom: #b5b131;
$custom-light: #cfc872;
$custom-dark: #000000;

JSON

{
  "hex": "#b5b131",
  "rgb": {
    "r": 181,
    "g": 177,
    "b": 49
  },
  "hsl": {
    "h": 58.182,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.74125,
    "c": 0.14326,
    "h": 107.6
  },
  "luminance": 0.4149
}

Semantic roles & 50–950 ramp

primary

#B5B131

secondary

#7B7DC7

accent

#4CE147

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B5B131

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

Preview Lab → · Contrast checker → · Palette generator →