#B4B451#B4B451

#B4B451 is a light, vivid yellow. Relative luminance 0.429; OKLCH L 75.0% C 0.122 H 109.0°. Best body text is #000000 at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#B4B451
RGB	rgb(180, 180, 81)
HSL	hsl(60, 40%, 51%)
HSV	hsv(60, 55%, 71%)
CMYK	cmyk(0%, 0%, 55%, 29.4%)
CIE-LAB	lab(71.51, -13.36, 49.60)
CIE-LCH	lch(71.51, 51.37, 105.07°)
OKLab	oklab(74.98% -0.0398 0.1154)
OKLCH	oklch(74.98% 0.122 109)
XYZ	xyz(36.6298, 42.9408, 14.1418)
Luminance	0.4294 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4B451 #5151B4

analogous

#B48251 #B4B451 #82B451

triadic

#B4B451 #51B4B4 #B451B4

tetradic

#B4B451 #51B482 #5151B4 #B45182

square

#B4B451 #51B482 #5151B4 #B45182

split-complementary

#B4B451 #5182B4 #8251B4

monochromatic

#61612A #8C8C3C #B4B451 #C6C67C #D9D9A7

Accessibility & contrast

On white

2.19

#B4B451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.59

#B4B451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4B451

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4B451	#FFFFFF	#000000	##000000
##B4B451	1.00	2.19	9.59	9.59
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.59	21.00	1.00	1.00
##000000	9.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AD47

Deuteranopia (green-blind)

#C2B156

Tritanopia (blue-blind)

#BFAA9E

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #b4b451;
/* rgb */ color: rgb(180, 180, 81);
/* oklch */ color: oklch(75.0% 0.122 109.0);

Tailwind

colors: {
  custom: {
    50: '#cdca85',
    500: '#b4b451',
    950: '#000000',
  },
}

SCSS

$custom: #b4b451;
$custom-light: #cdca85;
$custom-dark: #000000;

JSON

{
  "hex": "#b4b451",
  "rgb": {
    "r": 180,
    "g": 180,
    "b": 81
  },
  "hsl": {
    "h": 60,
    "s": 39.759,
    "l": 51.176
  },
  "oklch": {
    "l": 0.74981,
    "c": 0.12206,
    "h": 109
  },
  "luminance": 0.4294
}

Semantic roles & 50–950 ramp

primary

#B4B451

secondary

#9B9BC6

accent

#58D058

background

#FCFCF8

surface

#F9F8EF

border

#D2D1CA

text

#14130B

muted

#82827C

Preview Lab

Preview with #B4B451

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

Preview Lab → · Contrast checker → · Palette generator →