#B7B731#B7B731

#B7B731 is a light, vivid yellow. Relative luminance 0.442; OKLCH L 75.6% C 0.149 H 109.5°. Best body text is #000000 at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#B7B731
RGB	rgb(183, 183, 49)
HSL	hsl(60, 58%, 45%)
HSV	hsv(60, 73%, 72%)
CMYK	cmyk(0%, 0%, 73.2%, 28.2%)
CIE-LAB	lab(72.33, -15.61, 63.66)
CIE-LCH	lch(72.33, 65.55, 103.77°)
OKLab	oklab(75.61% -0.0496 0.1402)
OKLCH	oklch(75.61% 0.149 109.5)
XYZ	xyz(37.0176, 44.1571, 9.4783)
Luminance	0.4416 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7B731 #3131B7

analogous

#B77431 #B7B731 #74B731

triadic

#B7B731 #31B7B7 #B731B7

tetradic

#B7B731 #31B774 #3131B7 #B73174

square

#B7B731 #31B774 #3131B7 #B73174

split-complementary

#B7B731 #3174B7 #7431B7

monochromatic

#565617 #878724 #B7B731 #D1D154 #DEDE84

Accessibility & contrast

On white

2.14

#B7B731 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.83

#B7B731 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B7B731

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7B731	#FFFFFF	#000000	##000000
##B7B731	1.00	2.14	9.83	9.83
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.83	21.00	1.00	1.00
##000000	9.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6AF15

Deuteranopia (green-blind)

#C8B33C

Tritanopia (blue-blind)

#C4AB9D

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b7b731;
/* rgb */ color: rgb(183, 183, 49);
/* oklch */ color: oklch(75.6% 0.149 109.5);

Tailwind

colors: {
  custom: {
    50: '#d0cc73',
    500: '#b7b731',
    950: '#000000',
  },
}

SCSS

$custom: #b7b731;
$custom-light: #d0cc73;
$custom-dark: #000000;

JSON

{
  "hex": "#b7b731",
  "rgb": {
    "r": 183,
    "g": 183,
    "b": 49
  },
  "hsl": {
    "h": 60,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.75614,
    "c": 0.14876,
    "h": 109.5
  },
  "luminance": 0.44156
}

Semantic roles & 50–950 ramp

primary

#B7B731

secondary

#7C7CC8

accent

#47E147

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B7B731

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

Preview Lab → · Contrast checker → · Palette generator →