#573A11#573A11

#573A11 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.4% C 0.068 H 71.8°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#573A11
RGB	rgb(87, 58, 17)
HSL	hsl(35, 67%, 20%)
HSV	hsv(35, 80%, 34%)
CMYK	cmyk(0%, 33.3%, 80.5%, 65.9%)
CIE-LAB	lab(27.00, 8.58, 29.37)
CIE-LCH	lch(27.00, 30.59, 73.71°)
OKLab	oklab(37.38% 0.0214 0.065)
OKLCH	oklch(37.38% 0.068 71.8)
XYZ	xyz(5.5451, 5.0933, 1.2213)
Luminance	0.0509 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573A11 #112E57

analogous

#571711 #573A11 #515711

triadic

#573A11 #11573A #3A1157

tetradic

#573A11 #115717 #112E57 #571151

square

#573A11 #115717 #112E57 #571151

split-complementary

#573A11 #115157 #171157

monochromatic

#1A1105 #241807 #573A11 #8A5C1B #BD7E25

Accessibility & contrast

On white

10.40

#573A11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#573A11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573A11

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573A11	#FFFFFF	#000000	##FFFFFF
##573A11	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443C0B

Deuteranopia (green-blind)

#4B4312

Tritanopia (blue-blind)

#5F3332

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #573a11;
/* rgb */ color: rgb(87, 58, 17);
/* oklch */ color: oklch(37.4% 0.068 71.8);

Tailwind

colors: {
  custom: {
    50: '#8a7052',
    500: '#573a11',
    950: '#000000',
  },
}

SCSS

$custom: #573a11;
$custom-light: #8a7052;
$custom-dark: #000000;

JSON

{
  "hex": "#573a11",
  "rgb": {
    "r": 87,
    "g": 58,
    "b": 17
  },
  "hsl": {
    "h": 35.143,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.37383,
    "c": 0.06848,
    "h": 71.8
  },
  "luminance": 0.05093
}

Semantic roles & 50–950 ramp

primary

#573A11

secondary

#345A90

accent

#85EA3E

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573A11

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

Preview Lab → · Contrast checker → · Palette generator →