#573811#573811

#573811 is a dark, moderate orange. Relative luminance 0.049; OKLCH L 36.9% C 0.069 H 68.5°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#573811
RGB	rgb(87, 56, 17)
HSL	hsl(33, 67%, 20%)
HSV	hsv(33, 80%, 34%)
CMYK	cmyk(0%, 35.6%, 80.5%, 65.9%)
CIE-LAB	lab(26.43, 9.85, 28.80)
CIE-LCH	lch(26.43, 30.44, 71.11°)
OKLab	oklab(36.94% 0.0252 0.0638)
OKLCH	oklch(36.94% 0.069 68.5)
XYZ	xyz(5.4462, 4.8955, 1.1883)
Luminance	0.0490 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573811 #113057

analogous

#571511 #573811 #535711

triadic

#573811 #115738 #381157

tetradic

#573811 #115715 #113057 #571153

square

#573811 #115715 #113057 #571153

split-complementary

#573811 #115357 #151157

monochromatic

#1A1005 #241707 #573811 #8A591B #BD7A25

Accessibility & contrast

On white

10.61

#573811 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#573811 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573811

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573811	#FFFFFF	#000000	##FFFFFF
##573811	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A0C

Deuteranopia (green-blind)

#4A4112

Tritanopia (blue-blind)

#5F3130

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #573811;
/* rgb */ color: rgb(87, 56, 17);
/* oklch */ color: oklch(36.9% 0.069 68.5);

Tailwind

colors: {
  custom: {
    50: '#8a6e52',
    500: '#573811',
    950: '#000000',
  },
}

SCSS

$custom: #573811;
$custom-light: #8a6e52;
$custom-dark: #000000;

JSON

{
  "hex": "#573811",
  "rgb": {
    "r": 87,
    "g": 56,
    "b": 17
  },
  "hsl": {
    "h": 33.429,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.36944,
    "c": 0.06861,
    "h": 68.5
  },
  "luminance": 0.04895
}

Semantic roles & 50–950 ramp

primary

#573811

secondary

#345D90

accent

#8AEA3E

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573811

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

Preview Lab → · Contrast checker → · Palette generator →