#81731E#81731E

#81731E is a mid, moderate yellow. Relative luminance 0.170; OKLCH L 55.3% C 0.103 H 99.5°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#81731E
RGB	rgb(129, 115, 30)
HSL	hsl(52, 62%, 31%)
HSV	hsv(52, 77%, 51%)
CMYK	cmyk(0%, 10.9%, 76.7%, 49.4%)
CIE-LAB	lab(48.29, -4.41, 46.05)
CIE-LCH	lch(48.29, 46.26, 95.47°)
OKLab	oklab(55.27% -0.017 0.1014)
OKLCH	oklch(55.27% 0.103 99.5)
XYZ	xyz(15.4191, 17.0231, 3.7017)
Luminance	0.1702 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81731E #1E2C81

analogous

#81411E #81731E #5D811E

triadic

#81731E #1E8173 #731E81

tetradic

#81731E #1E8141 #1E2C81 #811E5D

square

#81731E #1E8141 #1E2C81 #811E5D

split-complementary

#81731E #1E5D81 #411E81

monochromatic

#1E1A07 #4F4712 #81731E #B39F2A #D4C046

Accessibility & contrast

On white

4.77

#81731E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#81731E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #81731E

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81731E	#FFFFFF	#000000	##FFFFFF
##81731E	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F700E

Deuteranopia (green-blind)

#837524

Tritanopia (blue-blind)

#8B6A63

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #81731e;
/* rgb */ color: rgb(129, 115, 30);
/* oklch */ color: oklch(55.3% 0.103 99.5);

Tailwind

colors: {
  custom: {
    50: '#a99b61',
    500: '#81731e',
    950: '#000000',
  },
}

SCSS

$custom: #81731e;
$custom-light: #a99b61;
$custom-dark: #000000;

JSON

{
  "hex": "#81731e",
  "rgb": {
    "r": 129,
    "g": 115,
    "b": 30
  },
  "hsl": {
    "h": 51.515,
    "s": 62.264,
    "l": 31.176
  },
  "oklch": {
    "l": 0.55273,
    "c": 0.1028,
    "h": 99.5
  },
  "luminance": 0.17022
}

Semantic roles & 50–950 ramp

primary

#81731E

secondary

#4756B4

accent

#59E542

background

#FAF9F5

surface

#F4F2EA

border

#CECCC6

text

#100E05

muted

#7F7E79

Preview Lab

Preview with #81731E

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

Preview Lab → · Contrast checker → · Palette generator →