#B4C239#B4C239

#B4C239 is a light, vivid yellow. Relative luminance 0.486; OKLCH L 77.9% C 0.156 H 115.2°. Best body text is #000000 at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#B4C239
RGB	rgb(180, 194, 57)
HSL	hsl(66, 55%, 49%)
HSV	hsv(66, 71%, 76%)
CMYK	cmyk(7.2%, 0%, 70.6%, 23.9%)
CIE-LAB	lab(75.19, -21.98, 63.51)
CIE-LCH	lch(75.19, 67.21, 109.09°)
OKLab	oklab(77.86% -0.0665 0.1414)
OKLCH	oklch(77.86% 0.156 115.2)
XYZ	xyz(38.8537, 48.5829, 11.2008)
Luminance	0.4858 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C239 #4739C2

analogous

#C28C39 #B4C239 #70C239

triadic

#B4C239 #39B4C2 #C239B4

tetradic

#B4C239 #39C28C #4739C2 #C23970

square

#B4C239 #39C28C #4739C2 #C23970

split-complementary

#B4C239 #3970C2 #8C39C2

monochromatic

#5C631D #88932B #B4C239 #C7D266 #D8E095

Accessibility & contrast

On white

1.96

#B4C239 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.72

#B4C239 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C239

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C239	#FFFFFF	#000000	##000000
##B4C239	1.00	1.96	10.72	10.72
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.72	21.00	1.00	1.00
##000000	10.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B821

Deuteranopia (green-blind)

#CFBA44

Tritanopia (blue-blind)

#C0B7A7

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #b4c239;
/* rgb */ color: rgb(180, 194, 57);
/* oklch */ color: oklch(77.9% 0.156 115.2);

Tailwind

colors: {
  custom: {
    50: '#ced478',
    500: '#b4c239',
    950: '#000000',
  },
}

SCSS

$custom: #b4c239;
$custom-light: #ced478;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c239",
  "rgb": {
    "r": 180,
    "g": 194,
    "b": 57
  },
  "hsl": {
    "h": 66.131,
    "s": 54.582,
    "l": 49.216
  },
  "oklch": {
    "l": 0.77859,
    "c": 0.15627,
    "h": 115.2
  },
  "luminance": 0.48582
}

Semantic roles & 50–950 ramp

primary

#B4C239

secondary

#928BCB

accent

#4ADE59

background

#FDFCF7

surface

#FAF9EE

border

#D3D2C9

text

#141409

muted

#83827B

Preview Lab

Preview with #B4C239

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

Preview Lab → · Contrast checker → · Palette generator →