#81581B#81581B

#81581B is a mid, moderate orange. Relative luminance 0.117; OKLCH L 49.4% C 0.092 H 72.7°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#81581B
RGB	rgb(129, 88, 27)
HSL	hsl(36, 65%, 31%)
HSV	hsv(36, 79%, 51%)
CMYK	cmyk(0%, 31.8%, 79.1%, 49.4%)
CIE-LAB	lab(40.78, 11.16, 40.09)
CIE-LCH	lch(40.78, 41.61, 74.44°)
OKLab	oklab(49.36% 0.0274 0.088)
OKLCH	oklch(49.36% 0.092 72.7)
XYZ	xyz(12.7418, 11.7268, 2.6291)
Luminance	0.1173 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81581B #1B4481

analogous

#81251B #81581B #77811B

triadic

#81581B #1B8158 #581B81

tetradic

#81581B #1B8125 #1B4481 #811B77

square

#81581B #1B8125 #1B4481 #811B77

split-complementary

#81581B #1B7781 #251B81

monochromatic

#1C1306 #4E3510 #81581B #B47B26 #D79A3F

Accessibility & contrast

On white

6.28

#81581B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#81581B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #81581B

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81581B	#FFFFFF	#000000	##FFFFFF
##81581B	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A12

Deuteranopia (green-blind)

#70641D

Tritanopia (blue-blind)

#8D4E4C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #81581b;
/* rgb */ color: rgb(129, 88, 27);
/* oklch */ color: oklch(49.4% 0.092 72.7);

Tailwind

colors: {
  custom: {
    50: '#aa875c',
    500: '#81581b',
    950: '#000000',
  },
}

SCSS

$custom: #81581b;
$custom-light: #aa875c;
$custom-dark: #000000;

JSON

{
  "hex": "#81581b",
  "rgb": {
    "r": 129,
    "g": 88,
    "b": 27
  },
  "hsl": {
    "h": 35.882,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.49357,
    "c": 0.09217,
    "h": 72.7
  },
  "luminance": 0.11726
}

Semantic roles & 50–950 ramp

primary

#81581B

secondary

#4371B5

accent

#83E83F

background

#FBF8F5

surface

#F6EFE9

border

#D0CAC5

text

#110B04

muted

#807C79

Preview Lab

Preview with #81581B

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

Preview Lab → · Contrast checker → · Palette generator →