#B1B827#B1B827

#B1B827 is a light, vivid yellow. Relative luminance 0.438; OKLCH L 75.3% C 0.156 H 112.5°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#B1B827
RGB	rgb(177, 184, 39)
HSL	hsl(63, 65%, 44%)
HSV	hsv(63, 79%, 72%)
CMYK	cmyk(3.8%, 0%, 78.8%, 27.8%)
CIE-LAB	lab(72.08, -19.10, 66.41)
CIE-LCH	lch(72.08, 69.10, 106.04°)
OKLab	oklab(75.28% -0.0599 0.1445)
OKLCH	oklch(75.28% 0.156 112.5)
XYZ	xyz(35.6394, 43.7754, 8.4912)
Luminance	0.4377 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1B827 #2E27B8

analogous

#B87627 #B1B827 #68B827

triadic

#B1B827 #27B1B8 #B827B1

tetradic

#B1B827 #27B876 #2E27B8 #B82768

square

#B1B827 #27B876 #2E27B8 #B82768

split-complementary

#B1B827 #2768B8 #7627B8

monochromatic

#505312 #80861C #B1B827 #D0D845 #DDE277

Accessibility & contrast

On white

2.15

#B1B827 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#B1B827 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1B827

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1B827	#FFFFFF	#000000	##000000
##B1B827	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6AF00

Deuteranopia (green-blind)

#C7B235

Tritanopia (blue-blind)

#BDAC9E

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #b1b827;
/* rgb */ color: rgb(177, 184, 39);
/* oklch */ color: oklch(75.3% 0.156 112.5);

Tailwind

colors: {
  custom: {
    50: '#cccd6f',
    500: '#b1b827',
    950: '#000000',
  },
}

SCSS

$custom: #b1b827;
$custom-light: #cccd6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1b827",
  "rgb": {
    "r": 177,
    "g": 184,
    "b": 39
  },
  "hsl": {
    "h": 62.897,
    "s": 65.022,
    "l": 43.725
  },
  "oklch": {
    "l": 0.75276,
    "c": 0.15642,
    "h": 112.5
  },
  "luminance": 0.43775
}

Semantic roles & 50–950 ramp

primary

#B1B827

secondary

#7571CA

accent

#40E848

background

#FDFCF7

surface

#FAF8ED

border

#D3D1C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B1B827

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

Preview Lab → · Contrast checker → · Palette generator →