#B1C231#B1C231

#B1C231 is a light, vivid yellow. Relative luminance 0.482; OKLCH L 77.6% C 0.162 H 116.2°. Best body text is #000000 at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#B1C231
RGB	rgb(177, 194, 49)
HSL	hsl(67, 60%, 48%)
HSV	hsv(67, 75%, 76%)
CMYK	cmyk(8.8%, 0%, 74.7%, 23.9%)
CIE-LAB	lab(74.92, -23.63, 65.93)
CIE-LCH	lch(74.92, 70.04, 109.72°)
OKLab	oklab(77.57% -0.0716 0.1453)
OKLCH	oklch(77.57% 0.162 116.2)
XYZ	xyz(37.9786, 48.1530, 10.1989)
Luminance	0.4815 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1C231 #4231C2

analogous

#C28A31 #B1C231 #69C231

triadic

#B1C231 #31B1C2 #C231B1

tetradic

#B1C231 #31C28A #4231C2 #C23169

square

#B1C231 #31C28A #4231C2 #C23169

split-complementary

#B1C231 #3169C2 #8A31C2

monochromatic

#586018 #849125 #B1C231 #C7D65B #D8E28C

Accessibility & contrast

On white

1.98

#B1C231 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.63

#B1C231 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1C231

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1C231	#FFFFFF	#000000	##000000
##B1C231	1.00	1.98	10.63	10.63
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.63	21.00	1.00	1.00
##000000	10.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B80F

Deuteranopia (green-blind)

#CEB93E

Tritanopia (blue-blind)

#BCB7A7

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #b1c231;
/* rgb */ color: rgb(177, 194, 49);
/* oklch */ color: oklch(77.6% 0.162 116.2);

Tailwind

colors: {
  custom: {
    50: '#ccd474',
    500: '#b1c231',
    950: '#000000',
  },
}

SCSS

$custom: #b1c231;
$custom-light: #ccd474;
$custom-dark: #000000;

JSON

{
  "hex": "#b1c231",
  "rgb": {
    "r": 177,
    "g": 194,
    "b": 49
  },
  "hsl": {
    "h": 67.034,
    "s": 59.671,
    "l": 47.647
  },
  "oklch": {
    "l": 0.77572,
    "c": 0.16194,
    "h": 116.2
  },
  "luminance": 0.48152
}

Semantic roles & 50–950 ramp

primary

#B1C231

secondary

#8B83CC

accent

#45E357

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141409

muted

#83827B

Preview Lab

Preview with #B1C231

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

Preview Lab → · Contrast checker → · Palette generator →