#B4BB30#B4BB30

#B4BB30 is a light, vivid yellow. Relative luminance 0.455; OKLCH L 76.2% C 0.154 H 112.5°. Best body text is #000000 at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#B4BB30
RGB	rgb(180, 187, 48)
HSL	hsl(63, 59%, 46%)
HSV	hsv(63, 74%, 73%)
CMYK	cmyk(3.7%, 0%, 74.3%, 26.7%)
CIE-LAB	lab(73.19, -18.95, 64.72)
CIE-LCH	lch(73.19, 67.44, 106.32°)
OKLab	oklab(76.24% -0.0589 0.1424)
OKLCH	oklch(76.24% 0.154 112.5)
XYZ	xyz(37.1274, 45.4582, 9.6143)
Luminance	0.4546 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4BB30 #3730BB

analogous

#BB7C30 #B4BB30 #6EBB30

triadic

#B4BB30 #30B4BB #BB30B4

tetradic

#B4BB30 #30BB7C #3730BB #BB306E

square

#B4BB30 #30BB7C #3730BB #BB306E

split-complementary

#B4BB30 #306EBB #7C30BB

monochromatic

#565A17 #858A23 #B4BB30 #CDD355 #DBE086

Accessibility & contrast

On white

2.08

#B4BB30 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.09

#B4BB30 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4BB30

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4BB30	#FFFFFF	#000000	##000000
##B4BB30	1.00	2.08	10.09	10.09
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.09	21.00	1.00	1.00
##000000	10.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B211

Deuteranopia (green-blind)

#CAB53C

Tritanopia (blue-blind)

#C0AFA1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #b4bb30;
/* rgb */ color: rgb(180, 187, 48);
/* oklch */ color: oklch(76.2% 0.154 112.5);

Tailwind

colors: {
  custom: {
    50: '#cecf73',
    500: '#b4bb30',
    950: '#000000',
  },
}

SCSS

$custom: #b4bb30;
$custom-light: #cecf73;
$custom-dark: #000000;

JSON

{
  "hex": "#b4bb30",
  "rgb": {
    "r": 180,
    "g": 187,
    "b": 48
  },
  "hsl": {
    "h": 63.022,
    "s": 59.149,
    "l": 46.078
  },
  "oklch": {
    "l": 0.7624,
    "c": 0.1541,
    "h": 112.5
  },
  "luminance": 0.45457
}

Semantic roles & 50–950 ramp

primary

#B4BB30

secondary

#817DC9

accent

#45E24D

background

#FDFCF7

surface

#FAF9ED

border

#D3D2C8

text

#141309

muted

#83827B

Preview Lab

Preview with #B4BB30

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

Preview Lab → · Contrast checker → · Palette generator →