#B4BB33#B4BB33

#B4BB33 is a light, vivid yellow. Relative luminance 0.455; OKLCH L 76.3% C 0.152 H 112.5°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#B4BB33
RGB	rgb(180, 187, 51)
HSL	hsl(63, 57%, 47%)
HSV	hsv(63, 73%, 73%)
CMYK	cmyk(3.7%, 0%, 72.7%, 26.7%)
CIE-LAB	lab(73.21, -18.81, 63.72)
CIE-LCH	lch(73.21, 66.44, 106.45°)
OKLab	oklab(76.26% -0.0582 0.1408)
OKLCH	oklch(76.26% 0.152 112.5)
XYZ	xyz(37.1914, 45.4838, 9.9514)
Luminance	0.4548 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4BB33 #3A33BB

analogous

#BB7E33 #B4BB33 #70BB33

triadic

#B4BB33 #33B4BB #BB33B4

tetradic

#B4BB33 #33BB7E #3A33BB #BB3370

square

#B4BB33 #33BB7E #3A33BB #BB3370

split-complementary

#B4BB33 #3370BB #7E33BB

monochromatic

#575B19 #868B26 #B4BB33 #CCD259 #DBDF89

Accessibility & contrast

On white

2.08

#B4BB33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#B4BB33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4BB33

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4BB33	#FFFFFF	#000000	##000000
##B4BB33	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B218

Deuteranopia (green-blind)

#CAB53E

Tritanopia (blue-blind)

#C0B0A1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b4bb33;
/* rgb */ color: rgb(180, 187, 51);
/* oklch */ color: oklch(76.3% 0.152 112.5);

Tailwind

colors: {
  custom: {
    50: '#cecf75',
    500: '#b4bb33',
    950: '#000000',
  },
}

SCSS

$custom: #b4bb33;
$custom-light: #cecf75;
$custom-dark: #000000;

JSON

{
  "hex": "#b4bb33",
  "rgb": {
    "r": 180,
    "g": 187,
    "b": 51
  },
  "hsl": {
    "h": 63.088,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.76259,
    "c": 0.15239,
    "h": 112.5
  },
  "luminance": 0.45483
}

Semantic roles & 50–950 ramp

primary

#B4BB33

secondary

#8581C9

accent

#47E04F

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B4BB33

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

Preview Lab → · Contrast checker → · Palette generator →