#573C13#573C13

#573C13 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 37.8% C 0.067 H 74.2°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#573C13
RGB	rgb(87, 60, 19)
HSL	hsl(36, 64%, 21%)
HSV	hsv(36, 78%, 34%)
CMYK	cmyk(0%, 31%, 78.2%, 65.9%)
CIE-LAB	lab(27.59, 7.42, 28.96)
CIE-LCH	lch(27.59, 29.89, 75.62°)
OKLab	oklab(37.85% 0.0183 0.0646)
OKLCH	oklch(37.85% 0.067 74.2)
XYZ	xyz(5.6643, 5.3054, 1.3417)
Luminance	0.0530 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573C13 #132E57

analogous

#571A13 #573C13 #505713

triadic

#573C13 #13573C #3C1357

tetradic

#573C13 #13571A #132E57 #571350

square

#573C13 #13571A #132E57 #571350

split-complementary

#573C13 #135057 #1A1357

monochromatic

#191105 #251908 #573C13 #895F1E #BB8129

Accessibility & contrast

On white

10.19

#573C13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#573C13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573C13

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573C13	#FFFFFF	#000000	##FFFFFF
##573C13	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463D0E

Deuteranopia (green-blind)

#4C4414

Tritanopia (blue-blind)

#5F3533

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #573c13;
/* rgb */ color: rgb(87, 60, 19);
/* oklch */ color: oklch(37.8% 0.067 74.2);

Tailwind

colors: {
  custom: {
    50: '#8a7153',
    500: '#573c13',
    950: '#000000',
  },
}

SCSS

$custom: #573c13;
$custom-light: #8a7153;
$custom-dark: #000000;

JSON

{
  "hex": "#573c13",
  "rgb": {
    "r": 87,
    "g": 60,
    "b": 19
  },
  "hsl": {
    "h": 36.176,
    "s": 64.151,
    "l": 20.784
  },
  "oklch": {
    "l": 0.37848,
    "c": 0.06719,
    "h": 74.2
  },
  "luminance": 0.05305
}

Semantic roles & 50–950 ramp

primary

#573C13

secondary

#365A8F

accent

#83E741

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573C13

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

Preview Lab → · Contrast checker → · Palette generator →