#55370D#55370D

#55370D is a dark, moderate orange. Relative luminance 0.047; OKLCH L 36.4% C 0.070 H 70.7°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#55370D
RGB	rgb(85, 55, 13)
HSL	hsl(35, 73%, 19%)
HSV	hsv(35, 85%, 33%)
CMYK	cmyk(0%, 35.3%, 84.7%, 66.7%)
CIE-LAB	lab(25.84, 9.28, 30.07)
CIE-LCH	lch(25.84, 31.47, 72.85°)
OKLab	oklab(36.41% 0.023 0.0656)
OKLCH	oklch(36.41% 0.07 70.7)
XYZ	xyz(5.1855, 4.6932, 1.0135)
Luminance	0.0469 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55370D #0D2B55

analogous

#55130D #55370D #4F550D

triadic

#55370D #0D5537 #370D55

tetradic

#55370D #0D5513 #0D2B55 #550D4F

square

#55370D #0D5513 #0D2B55 #550D4F

split-complementary

#55370D #0D4F55 #130D55

monochromatic

#1B1104 #201505 #55370D #8A5915 #BF7C1D

Accessibility & contrast

On white

10.83

#55370D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#55370D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55370D

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55370D	#FFFFFF	#000000	##FFFFFF
##55370D	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413907

Deuteranopia (green-blind)

#48400E

Tritanopia (blue-blind)

#5D302F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #55370d;
/* rgb */ color: rgb(85, 55, 13);
/* oklch */ color: oklch(36.4% 0.070 70.7);

Tailwind

colors: {
  custom: {
    50: '#896d4f',
    500: '#55370d',
    950: '#000000',
  },
}

SCSS

$custom: #55370d;
$custom-light: #896d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#55370d",
  "rgb": {
    "r": 85,
    "g": 55,
    "b": 13
  },
  "hsl": {
    "h": 35,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.36411,
    "c": 0.06956,
    "h": 70.7
  },
  "luminance": 0.04693
}

Semantic roles & 50–950 ramp

primary

#55370D

secondary

#2E5790

accent

#85F038

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #55370D

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

Preview Lab → · Contrast checker → · Palette generator →