#B4C339#B4C339

#B4C339 is a light, vivid yellow. Relative luminance 0.490; OKLCH L 78.1% C 0.157 H 115.5°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#B4C339
RGB	rgb(180, 195, 57)
HSL	hsl(67, 55%, 49%)
HSV	hsv(67, 71%, 76%)
CMYK	cmyk(7.7%, 0%, 70.8%, 23.5%)
CIE-LAB	lab(75.47, -22.48, 63.79)
CIE-LCH	lch(75.47, 67.63, 109.41°)
OKLab	oklab(78.08% -0.0679 0.142)
OKLCH	oklch(78.08% 0.157 115.5)
XYZ	xyz(39.0770, 49.0295, 11.2752)
Luminance	0.4903 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4C339 #4839C3

analogous

#C38D39 #B4C339 #6FC339

triadic

#B4C339 #39B4C3 #C339B4

tetradic

#B4C339 #39C38D #4839C3 #C3396F

square

#B4C339 #39C38D #4839C3 #C3396F

split-complementary

#B4C339 #396FC3 #8D39C3

monochromatic

#5D641D #88942B #B4C339 #C7D267 #D8E096

Accessibility & contrast

On white

1.94

#B4C339 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.81

#B4C339 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4C339

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4C339	#FFFFFF	#000000	##000000
##B4C339	1.00	1.94	10.81	10.81
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.81	21.00	1.00	1.00
##000000	10.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B921

Deuteranopia (green-blind)

#D0BB44

Tritanopia (blue-blind)

#BFB8A8

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #b4c339;
/* rgb */ color: rgb(180, 195, 57);
/* oklch */ color: oklch(78.1% 0.157 115.5);

Tailwind

colors: {
  custom: {
    50: '#ced578',
    500: '#b4c339',
    950: '#000000',
  },
}

SCSS

$custom: #b4c339;
$custom-light: #ced578;
$custom-dark: #000000;

JSON

{
  "hex": "#b4c339",
  "rgb": {
    "r": 180,
    "g": 195,
    "b": 57
  },
  "hsl": {
    "h": 66.522,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.78082,
    "c": 0.15738,
    "h": 115.5
  },
  "luminance": 0.49029
}

Semantic roles & 50–950 ramp

primary

#B4C339

secondary

#938CCC

accent

#4ADE5A

background

#FDFDF7

surface

#FAFAEE

border

#D3D3C9

text

#14140A

muted

#83837C

Preview Lab

Preview with #B4C339

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

Preview Lab → · Contrast checker → · Palette generator →