#B4B01D#B4B01D

#B4B01D is a light, vivid yellow. Relative luminance 0.408; OKLCH L 73.7% C 0.152 H 107.9°. Best body text is #000000 at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#B4B01D
RGB	rgb(180, 176, 29)
HSL	hsl(58, 72%, 41%)
HSV	hsv(58, 84%, 71%)
CMYK	cmyk(0%, 2.2%, 83.9%, 29.4%)
CIE-LAB	lab(70.07, -14.06, 67.42)
CIE-LCH	lch(70.07, 68.87, 101.78°)
OKLab	oklab(73.71% -0.0468 0.1448)
OKLCH	oklch(73.71% 0.152 107.9)
XYZ	xyz(34.5710, 40.8439, 7.2248)
Luminance	0.4084 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B01D #1D21B4

analogous

#B4651D #B4B01D #6CB41D

triadic

#B4B01D #1DB4B0 #B01DB4

tetradic

#B4B01D #1DB465 #1D21B4 #B41D6C

square

#B4B01D #1DB465 #1D21B4 #B41D6C

split-complementary

#B4B01D #1D6CB4 #651DB4

monochromatic

#4B490C #7F7C15 #B4B01D #DED930 #E6E365

Accessibility & contrast

On white

2.29

#B4B01D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.17

#B4B01D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B01D

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B01D	#FFFFFF	#000000	##000000
##B4B01D	1.00	2.29	9.17	9.17
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.17	21.00	1.00	1.00
##000000	9.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA900

Deuteranopia (green-blind)

#C2AD2C

Tritanopia (blue-blind)

#C2A496

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #b4b01d;
/* rgb */ color: rgb(180, 176, 29);
/* oklch */ color: oklch(73.7% 0.152 107.9);

Tailwind

colors: {
  custom: {
    50: '#cfc76a',
    500: '#b4b01d',
    950: '#000000',
  },
}

SCSS

$custom: #b4b01d;
$custom-light: #cfc76a;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b01d",
  "rgb": {
    "r": 180,
    "g": 176,
    "b": 29
  },
  "hsl": {
    "h": 58.411,
    "s": 72.249,
    "l": 40.98
  },
  "oklch": {
    "l": 0.73714,
    "c": 0.15214,
    "h": 107.9
  },
  "luminance": 0.40843
}

Semantic roles & 50–950 ramp

primary

#B4B01D

secondary

#6164CB

accent

#3EEF39

background

#FDFCF6

surface

#FAF8EC

border

#D3D1C7

text

#141307

muted

#83827A

Preview Lab

Preview with #B4B01D

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

Preview Lab → · Contrast checker → · Palette generator →