#B1B82F#B1B82F

#B1B82F is a light, vivid yellow. Relative luminance 0.438; OKLCH L 75.3% C 0.152 H 112.5°. Best body text is #000000 at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#B1B82F
RGB	rgb(177, 184, 47)
HSL	hsl(63, 59%, 45%)
HSV	hsv(63, 74%, 72%)
CMYK	cmyk(3.8%, 0%, 74.5%, 27.8%)
CIE-LAB	lab(72.12, -18.77, 63.96)
CIE-LCH	lch(72.12, 66.66, 106.36°)
OKLab	oklab(75.32% -0.0583 0.1407)
OKLCH	oklch(75.32% 0.152 112.5)
XYZ	xyz(35.7862, 43.8342, 9.2645)
Luminance	0.4383 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B82F #362FB8

analogous

#B87B2F #B1B82F #6CB82F

triadic

#B1B82F #2FB1B8 #B82FB1

tetradic

#B1B82F #2FB87B #362FB8 #B82F6C

square

#B1B82F #2FB87B #362FB8 #B82F6C

split-complementary

#B1B82F #2F6CB8 #7B2FB8

monochromatic

#535716 #828723 #B1B82F #CCD352 #DADF82

Accessibility & contrast

On white

2.15

#B1B82F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.77

#B1B82F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B82F

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B82F	#FFFFFF	#000000	##000000
##B1B82F	1.00	2.15	9.77	9.77
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.77	21.00	1.00	1.00
##000000	9.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6AF10

Deuteranopia (green-blind)

#C6B23A

Tritanopia (blue-blind)

#BDAD9E

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b1b82f;
/* rgb */ color: rgb(177, 184, 47);
/* oklch */ color: oklch(75.3% 0.152 112.5);

Tailwind

colors: {
  custom: {
    50: '#cccd72',
    500: '#b1b82f',
    950: '#000000',
  },
}

SCSS

$custom: #b1b82f;
$custom-light: #cccd72;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b82f",
  "rgb": {
    "r": 177,
    "g": 184,
    "b": 47
  },
  "hsl": {
    "h": 63.066,
    "s": 59.307,
    "l": 45.294
  },
  "oklch": {
    "l": 0.7532,
    "c": 0.15233,
    "h": 112.5
  },
  "luminance": 0.43833
}

Semantic roles & 50–950 ramp

primary

#B1B82F

secondary

#7F7BC8

accent

#45E24D

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B1B82F

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

Preview Lab → · Contrast checker → · Palette generator →