#87731B#87731B

#87731B is a mid, moderate yellow. Relative luminance 0.175; OKLCH L 55.9% C 0.105 H 95.5°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#87731B
RGB	rgb(135, 115, 27)
HSL	hsl(49, 67%, 32%)
HSV	hsv(49, 80%, 53%)
CMYK	cmyk(0%, 14.8%, 80%, 47.1%)
CIE-LAB	lab(48.87, -1.72, 47.94)
CIE-LCH	lch(48.87, 47.97, 92.05°)
OKLab	oklab(55.87% -0.01 0.1045)
OKLCH	oklch(55.87% 0.105 95.5)
XYZ	xyz(16.3211, 17.4924, 3.5534)
Luminance	0.1749 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#87731B #1B2F87

analogous

#873D1B #87731B #65871B

triadic

#87731B #1B8773 #731B87

tetradic

#87731B #1B873D #1B2F87 #871B65

square

#87731B #1B873D #1B2F87 #871B65

split-complementary

#87731B #1B6587 #3D1B87

monochromatic

#211C07 #544811 #87731B #BA9E25 #D9BE43

Accessibility & contrast

On white

4.67

#87731B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#87731B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #87731B

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##87731B	#FFFFFF	#000000	##FFFFFF
##87731B	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807108

Deuteranopia (green-blind)

#857721

Tritanopia (blue-blind)

#926962

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #87731b;
/* rgb */ color: rgb(135, 115, 27);
/* oklch */ color: oklch(55.9% 0.105 95.5);

Tailwind

colors: {
  custom: {
    50: '#ae9a5f',
    500: '#87731b',
    950: '#000000',
  },
}

SCSS

$custom: #87731b;
$custom-light: #ae9a5f;
$custom-dark: #000000;

JSON

{
  "hex": "#87731b",
  "rgb": {
    "r": 135,
    "g": 115,
    "b": 27
  },
  "hsl": {
    "h": 48.889,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.55872,
    "c": 0.10496,
    "h": 95.5
  },
  "luminance": 0.17491
}

Semantic roles & 50–950 ramp

primary

#87731B

secondary

#445ABA

accent

#5EEA3E

background

#FBF9F5

surface

#F6F2EA

border

#D0CCC6

text

#110E05

muted

#807E79

Preview Lab

Preview with #87731B

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

Preview Lab → · Contrast checker → · Palette generator →