#573011#573011

#573011 is a dark, moderate orange. Relative luminance 0.042; OKLCH L 35.3% C 0.071 H 55.8°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#573011
RGB	rgb(87, 48, 17)
HSL	hsl(27, 67%, 20%)
HSV	hsv(27, 80%, 34%)
CMYK	cmyk(0%, 44.8%, 80.5%, 65.9%)
CIE-LAB	lab(24.26, 14.91, 26.59)
CIE-LCH	lch(24.26, 30.48, 60.72°)
OKLab	oklab(35.26% 0.0402 0.0591)
OKLCH	oklch(35.26% 0.071 55.8)
XYZ	xyz(5.0890, 4.1812, 1.0692)
Luminance	0.0418 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573011 #113857

analogous

#571115 #573011 #575311

triadic

#573011 #115730 #301157

tetradic

#573011 #155711 #113857 #531157

square

#573011 #155711 #113857 #531157

split-complementary

#573011 #115753 #111557

monochromatic

#1A0E05 #241407 #573011 #8A4C1B #BD6825

Accessibility & contrast

On white

11.44

#573011 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#573011 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573011

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573011	#FFFFFF	#000000	##FFFFFF
##573011	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C340D

Deuteranopia (green-blind)

#453D11

Tritanopia (blue-blind)

#602829

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #573011;
/* rgb */ color: rgb(87, 48, 17);
/* oklch */ color: oklch(35.3% 0.071 55.8);

Tailwind

colors: {
  custom: {
    50: '#8b6851',
    500: '#573011',
    950: '#000000',
  },
}

SCSS

$custom: #573011;
$custom-light: #8b6851;
$custom-dark: #000000;

JSON

{
  "hex": "#573011",
  "rgb": {
    "r": 87,
    "g": 48,
    "b": 17
  },
  "hsl": {
    "h": 26.571,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.3526,
    "c": 0.07147,
    "h": 55.8
  },
  "luminance": 0.04181
}

Semantic roles & 50–950 ramp

primary

#573011

secondary

#346790

accent

#9EEA3E

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0C0602

muted

#7D7A78

Preview Lab

Preview with #573011

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

Preview Lab → · Contrast checker → · Palette generator →