#873F1F#873F1F

#873F1F is a mid, moderate orange. Relative luminance 0.088; OKLCH L 45.6% C 0.108 H 43.0°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#873F1F
RGB	rgb(135, 63, 31)
HSL	hsl(18, 63%, 33%)
HSV	hsv(18, 77%, 53%)
CMYK	cmyk(0%, 53.3%, 77%, 47.1%)
CIE-LAB	lab(35.61, 28.50, 33.19)
CIE-LCH	lch(35.61, 43.75, 49.35°)
OKLab	oklab(45.56% 0.0793 0.0739)
OKLCH	oklch(45.56% 0.108 43)
XYZ	xyz(12.0177, 8.8063, 2.3630)
Luminance	0.0881 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#873F1F #1F6787

analogous

#871F33 #873F1F #87731F

triadic

#873F1F #1F873F #3F1F87

tetradic

#873F1F #33871F #1F6787 #731F87

square

#873F1F #33871F #1F6787 #731F87

split-complementary

#873F1F #1F8773 #1F3387

monochromatic

#231108 #552814 #873F1F #B9562A #D6764B

Accessibility & contrast

On white

7.61

#873F1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#873F1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #873F1F

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##873F1F	#FFFFFF	#000000	##FFFFFF
##873F1F	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A1B

Deuteranopia (green-blind)

#645A1D

Tritanopia (blue-blind)

#943038

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #873f1f;
/* rgb */ color: rgb(135, 63, 31);
/* oklch */ color: oklch(45.6% 0.108 43.0);

Tailwind

colors: {
  custom: {
    50: '#b0765c',
    500: '#873f1f',
    950: '#000000',
  },
}

SCSS

$custom: #873f1f;
$custom-light: #b0765c;
$custom-dark: #000000;

JSON

{
  "hex": "#873f1f",
  "rgb": {
    "r": 135,
    "g": 63,
    "b": 31
  },
  "hsl": {
    "h": 18.462,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.45559,
    "c": 0.10837,
    "h": 43
  },
  "luminance": 0.08805
}

Semantic roles & 50–950 ramp

primary

#873F1F

secondary

#4A96B8

accent

#B3E642

background

#FBF7F5

surface

#F6EDE9

border

#D0C8C5

text

#120804

muted

#817B79

Preview Lab

Preview with #873F1F

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

Preview Lab → · Contrast checker → · Palette generator →