#B4BB1E#B4BB1E

#B4BB1E is a light, vivid yellow. Relative luminance 0.453; OKLCH L 76.2% C 0.162 H 112.5°. Best body text is #000000 at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#B4BB1E
RGB	rgb(180, 187, 30)
HSL	hsl(63, 72%, 43%)
HSV	hsv(63, 84%, 73%)
CMYK	cmyk(3.7%, 0%, 84%, 26.7%)
CIE-LAB	lab(73.11, -19.60, 69.74)
CIE-LCH	lch(73.11, 72.44, 105.69°)
OKLab	oklab(76.15% -0.062 0.15)
OKLCH	oklch(76.15% 0.162 112.5)
XYZ	xyz(36.8284, 45.3386, 8.0392)
Luminance	0.4534 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4BB1E #251EBB

analogous

#BB731E #B4BB1E #66BB1E

triadic

#B4BB1E #1EB4BB #BB1EB4

tetradic

#B4BB1E #1EBB73 #251EBB #BB1E66

square

#B4BB1E #1EBB73 #251EBB #BB1E66

split-complementary

#B4BB1E #1E66BB #731EBB

monochromatic

#4E520D #818616 #B4BB1E #D7DF37 #E2E76C

Accessibility & contrast

On white

2.09

#B4BB1E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.07

#B4BB1E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4BB1E

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4BB1E	#FFFFFF	#000000	##000000
##B4BB1E	1.00	2.09	10.07	10.07
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.07	21.00	1.00	1.00
##000000	10.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAB200

Deuteranopia (green-blind)

#CAB52F

Tritanopia (blue-blind)

#C1AFA0

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #b4bb1e;
/* rgb */ color: rgb(180, 187, 30);
/* oklch */ color: oklch(76.2% 0.162 112.5);

Tailwind

colors: {
  custom: {
    50: '#cfcf6c',
    500: '#b4bb1e',
    950: '#000000',
  },
}

SCSS

$custom: #b4bb1e;
$custom-light: #cfcf6c;
$custom-dark: #000000;

JSON

{
  "hex": "#b4bb1e",
  "rgb": {
    "r": 180,
    "g": 187,
    "b": 30
  },
  "hsl": {
    "h": 62.675,
    "s": 72.35,
    "l": 42.549
  },
  "oklch": {
    "l": 0.76153,
    "c": 0.16231,
    "h": 112.5
  },
  "luminance": 0.45338
}

Semantic roles & 50–950 ramp

primary

#B4BB1E

secondary

#6C67CD

accent

#39EF41

background

#FDFCF6

surface

#FAF9EC

border

#D3D2C7

text

#141308

muted

#83827A

Preview Lab

Preview with #B4BB1E

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

Preview Lab → · Contrast checker → · Palette generator →