#B4A637#B4A637

#B4A637 is a light, vivid yellow. Relative luminance 0.373; OKLCH L 71.7% C 0.129 H 102.0°. Best body text is #000000 at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#B4A637
RGB	rgb(180, 166, 55)
HSL	hsl(53, 53%, 46%)
HSV	hsv(53, 69%, 71%)
CMYK	cmyk(0%, 7.8%, 69.4%, 29.4%)
CIE-LAB	lab(67.47, -7.82, 56.60)
CIE-LCH	lch(67.47, 57.14, 97.86°)
OKLab	oklab(71.69% -0.0269 0.1265)
OKLCH	oklch(71.69% 0.129 102)
XYZ	xyz(33.1496, 37.2530, 9.0581)
Luminance	0.3725 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4A637 #3745B4

analogous

#B46737 #B4A637 #83B437

triadic

#B4A637 #37B4A6 #A637B4

tetradic

#B4A637 #37B467 #3745B4 #B43783

square

#B4A637 #37B467 #3745B4 #B43783

split-complementary

#B4A637 #3783B4 #6737B4

monochromatic

#56501A #857B29 #B4A637 #CDC05B #DBD28A

Accessibility & contrast

On white

2.49

#B4A637 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.45

#B4A637 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4A637

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4A637	#FFFFFF	#000000	##000000
##B4A637	1.00	2.49	8.45	8.45
#FFFFFF	2.49	1.00	21.00	21.00
#000000	8.45	21.00	1.00	1.00
##000000	8.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A127

Deuteranopia (green-blind)

#B9A73E

Tritanopia (blue-blind)

#C29A90

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #b4a637;
/* rgb */ color: rgb(180, 166, 55);
/* oklch */ color: oklch(71.7% 0.129 102.0);

Tailwind

colors: {
  custom: {
    50: '#cec074',
    500: '#b4a637',
    950: '#000000',
  },
}

SCSS

$custom: #b4a637;
$custom-light: #cec074;
$custom-dark: #000000;

JSON

{
  "hex": "#b4a637",
  "rgb": {
    "r": 180,
    "g": 166,
    "b": 55
  },
  "hsl": {
    "h": 53.28,
    "s": 53.191,
    "l": 46.078
  },
  "oklch": {
    "l": 0.71687,
    "c": 0.12933,
    "h": 102
  },
  "luminance": 0.37252
}

Semantic roles & 50–950 ramp

primary

#B4A637

secondary

#8189C6

accent

#5BDD4B

background

#FDFBF7

surface

#FAF7ED

border

#D3D0C8

text

#141209

muted

#83817B

Preview Lab

Preview with #B4A637

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

Preview Lab → · Contrast checker → · Palette generator →