#573F0C#573F0C

#573F0C is a dark, moderate orange. Relative luminance 0.056; OKLCH L 38.5% C 0.072 H 81.4°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#573F0C
RGB	rgb(87, 63, 12)
HSL	hsl(41, 76%, 19%)
HSV	hsv(41, 86%, 34%)
CMYK	cmyk(0%, 27.6%, 86.2%, 65.9%)
CIE-LAB	lab(28.40, 5.18, 32.98)
CIE-LCH	lch(28.40, 33.38, 81.08°)
OKLab	oklab(38.47% 0.0108 0.0715)
OKLCH	oklch(38.47% 0.072 81.4)
XYZ	xyz(5.7747, 5.6082, 1.1261)
Luminance	0.0561 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573F0C #0C2457

analogous

#571A0C #573F0C #4A570C

triadic

#573F0C #0C573F #3F0C57

tetradic

#573F0C #0C571A #0C2457 #570C4A

square

#573F0C #0C571A #0C2457 #570C4A

split-complementary

#573F0C #0C4A57 #1A0C57

monochromatic

#1B1304 #211805 #573F0C #8D6613 #C38D1B

Accessibility & contrast

On white

9.90

#573F0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#573F0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573F0C

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573F0C	#FFFFFF	#000000	##FFFFFF
##573F0C	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#493F04

Deuteranopia (green-blind)

#4E450E

Tritanopia (blue-blind)

#5F3835

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #573f0c;
/* rgb */ color: rgb(87, 63, 12);
/* oklch */ color: oklch(38.5% 0.072 81.4);

Tailwind

colors: {
  custom: {
    50: '#8a7350',
    500: '#573f0c',
    950: '#000000',
  },
}

SCSS

$custom: #573f0c;
$custom-light: #8a7350;
$custom-dark: #000000;

JSON

{
  "hex": "#573f0c",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 12
  },
  "hsl": {
    "h": 40.8,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.38468,
    "c": 0.07232,
    "h": 81.4
  },
  "luminance": 0.05608
}

Semantic roles & 50–950 ramp

primary

#573F0C

secondary

#2D4D92

accent

#72F235

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0802

muted

#7D7B78

Preview Lab

Preview with #573F0C

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

Preview Lab → · Contrast checker → · Palette generator →