#B4BB28#B4BB28

#B4BB28 is a light, vivid yellow. Relative luminance 0.454; OKLCH L 76.2% C 0.158 H 112.5°. Best body text is #000000 at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#B4BB28
RGB	rgb(180, 187, 40)
HSL	hsl(63, 65%, 45%)
HSV	hsv(63, 79%, 73%)
CMYK	cmyk(3.7%, 0%, 78.6%, 26.7%)
CIE-LAB	lab(73.15, -19.27, 67.17)
CIE-LCH	lch(73.15, 69.88, 106.01°)
OKLab	oklab(76.2% -0.0604 0.1462)
OKLCH	oklch(76.2% 0.158 112.5)
XYZ	xyz(36.9770, 45.3980, 8.8219)
Luminance	0.4540 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4BB28 #2F28BB

analogous

#BB7928 #B4BB28 #6BBB28

triadic

#B4BB28 #28B4BB #BB28B4

tetradic

#B4BB28 #28BB79 #2F28BB #BB286B

square

#B4BB28 #28BB79 #2F28BB #BB286B

split-complementary

#B4BB28 #286BBB #7928BB

monochromatic

#535612 #83891D #B4BB28 #D1D848 #DEE37B

Accessibility & contrast

On white

2.08

#B4BB28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.08

#B4BB28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4BB28

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4BB28	#FFFFFF	#000000	##000000
##B4BB28	1.00	2.08	10.08	10.08
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.08	21.00	1.00	1.00
##000000	10.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB200

Deuteranopia (green-blind)

#CAB536

Tritanopia (blue-blind)

#C1AFA0

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b4bb28;
/* rgb */ color: rgb(180, 187, 40);
/* oklch */ color: oklch(76.2% 0.158 112.5);

Tailwind

colors: {
  custom: {
    50: '#cecf6f',
    500: '#b4bb28',
    950: '#000000',
  },
}

SCSS

$custom: #b4bb28;
$custom-light: #cecf6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b4bb28",
  "rgb": {
    "r": 180,
    "g": 187,
    "b": 40
  },
  "hsl": {
    "h": 62.857,
    "s": 64.758,
    "l": 44.51
  },
  "oklch": {
    "l": 0.76196,
    "c": 0.15819,
    "h": 112.5
  },
  "luminance": 0.45397
}

Semantic roles & 50–950 ramp

primary

#B4BB28

secondary

#7874CB

accent

#40E848

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141308

muted

#83827B

Preview Lab

Preview with #B4BB28

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

Preview Lab → · Contrast checker → · Palette generator →