#573A0C#573A0C

#573A0C is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.3% C 0.072 H 73.7°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#573A0C
RGB	rgb(87, 58, 12)
HSL	hsl(37, 76%, 19%)
HSV	hsv(37, 86%, 34%)
CMYK	cmyk(0%, 33.3%, 86.2%, 65.9%)
CIE-LAB	lab(26.96, 8.34, 31.66)
CIE-LCH	lch(26.96, 32.74, 75.24°)
OKLab	oklab(37.34% 0.02 0.0687)
OKLCH	oklch(37.34% 0.072 73.7)
XYZ	xyz(5.5103, 5.0794, 1.0380)
Luminance	0.0508 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573A0C #0C2957

analogous

#57150C #573A0C #4F570C

triadic

#573A0C #0C573A #3A0C57

tetradic

#573A0C #0C5715 #0C2957 #570C4F

square

#573A0C #0C5715 #0C2957 #570C4F

split-complementary

#573A0C #0C4F57 #150C57

monochromatic

#1B1204 #211605 #573A0C #8D5E13 #C3821B

Accessibility & contrast

On white

10.42

#573A0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#573A0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573A0C

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573A0C	#FFFFFF	#000000	##FFFFFF
##573A0C	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443C05

Deuteranopia (green-blind)

#4B430E

Tritanopia (blue-blind)

#603231

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #573a0c;
/* rgb */ color: rgb(87, 58, 12);
/* oklch */ color: oklch(37.3% 0.072 73.7);

Tailwind

colors: {
  custom: {
    50: '#8a704f',
    500: '#573a0c',
    950: '#000000',
  },
}

SCSS

$custom: #573a0c;
$custom-light: #8a704f;
$custom-dark: #000000;

JSON

{
  "hex": "#573a0c",
  "rgb": {
    "r": 87,
    "g": 58,
    "b": 12
  },
  "hsl": {
    "h": 36.8,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.3734,
    "c": 0.07151,
    "h": 73.7
  },
  "luminance": 0.05079
}

Semantic roles & 50–950 ramp

primary

#573A0C

secondary

#2D5492

accent

#7EF235

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573A0C

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

Preview Lab → · Contrast checker → · Palette generator →