#B4B03F#B4B03F

#B4B03F is a light, vivid yellow. Relative luminance 0.411; OKLCH L 73.9% C 0.133 H 107.3°. Best body text is #000000 at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#B4B03F
RGB	rgb(180, 176, 63)
HSL	hsl(58, 48%, 48%)
HSV	hsv(58, 65%, 71%)
CMYK	cmyk(0%, 2.2%, 65%, 29.4%)
CIE-LAB	lab(70.26, -12.57, 56.19)
CIE-LCH	lch(70.26, 57.58, 102.61°)
OKLab	oklab(73.93% -0.0395 0.127)
OKLCH	oklch(73.93% 0.133 107.3)
XYZ	xyz(35.2462, 41.1140, 10.7808)
Luminance	0.4111 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B03F #3F43B4

analogous

#B4763F #B4B03F #7DB43F

triadic

#B4B03F #3FB4B0 #B03FB4

tetradic

#B4B03F #3FB476 #3F43B4 #B43F7D

square

#B4B03F #3FB476 #3F43B4 #B43F7D

split-complementary

#B4B03F #3F7DB4 #763FB4

monochromatic

#59571F #87842F #B4B03F #CAC667 #DAD794

Accessibility & contrast

On white

2.28

#B4B03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.22

#B4B03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B03F

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B03F	#FFFFFF	#000000	##000000
##B4B03F	1.00	2.28	9.22	9.22
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.22	21.00	1.00	1.00
##000000	9.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA930

Deuteranopia (green-blind)

#C0AE46

Tritanopia (blue-blind)

#C1A599

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #b4b03f;
/* rgb */ color: rgb(180, 176, 63);
/* oklch */ color: oklch(73.9% 0.133 107.3);

Tailwind

colors: {
  custom: {
    50: '#cdc77a',
    500: '#b4b03f',
    950: '#000000',
  },
}

SCSS

$custom: #b4b03f;
$custom-light: #cdc77a;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b03f",
  "rgb": {
    "r": 180,
    "g": 176,
    "b": 63
  },
  "hsl": {
    "h": 57.949,
    "s": 48.148,
    "l": 47.647
  },
  "oklch": {
    "l": 0.73925,
    "c": 0.13297,
    "h": 107.3
  },
  "luminance": 0.41113
}

Semantic roles & 50–950 ramp

primary

#B4B03F

secondary

#8A8CC5

accent

#55D850

background

#FDFCF7

surface

#FAF8EE

border

#D3D1C9

text

#14130A

muted

#83827C

Preview Lab

Preview with #B4B03F

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

Preview Lab → · Contrast checker → · Palette generator →