#B1B82B#B1B82B

#B1B82B is a light, vivid yellow. Relative luminance 0.438; OKLCH L 75.3% C 0.154 H 112.5°. Best body text is #000000 at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#B1B82B
RGB	rgb(177, 184, 43)
HSL	hsl(63, 62%, 45%)
HSV	hsv(63, 77%, 72%)
CMYK	cmyk(3.8%, 0%, 76.6%, 27.8%)
CIE-LAB	lab(72.10, -18.94, 65.23)
CIE-LCH	lch(72.10, 67.92, 106.19°)
OKLab	oklab(75.3% -0.0591 0.1427)
OKLCH	oklch(75.3% 0.154 112.5)
XYZ	xyz(35.7092, 43.8034, 8.8589)
Luminance	0.4380 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B82B #322BB8

analogous

#B8792B #B1B82B #6AB82B

triadic

#B1B82B #2BB1B8 #B82BB1

tetradic

#B1B82B #2BB879 #322BB8 #B82B6A

square

#B1B82B #2BB879 #322BB8 #B82B6A

split-complementary

#B1B82B #2B6AB8 #792BB8

monochromatic

#525514 #81861F #B1B82B #CED54B #DCE17D

Accessibility & contrast

On white

2.15

#B1B82B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.76

#B1B82B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B82B

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B82B	#FFFFFF	#000000	##000000
##B1B82B	1.00	2.15	9.76	9.76
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.76	21.00	1.00	1.00
##000000	9.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6AF02

Deuteranopia (green-blind)

#C7B237

Tritanopia (blue-blind)

#BDAD9E

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b1b82b;
/* rgb */ color: rgb(177, 184, 43);
/* oklch */ color: oklch(75.3% 0.154 112.5);

Tailwind

colors: {
  custom: {
    50: '#cccd70',
    500: '#b1b82b',
    950: '#000000',
  },
}

SCSS

$custom: #b1b82b;
$custom-light: #cccd70;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b82b",
  "rgb": {
    "r": 177,
    "g": 184,
    "b": 43
  },
  "hsl": {
    "h": 62.979,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.75297,
    "c": 0.15446,
    "h": 112.5
  },
  "luminance": 0.43803
}

Semantic roles & 50–950 ramp

primary

#B1B82B

secondary

#7A76C9

accent

#43E54B

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B1B82B

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

Preview Lab → · Contrast checker → · Palette generator →