#573813#573813

#573813 is a dark, moderate orange. Relative luminance 0.049; OKLCH L 37.0% C 0.067 H 67.4°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#573813
RGB	rgb(87, 56, 19)
HSL	hsl(33, 64%, 21%)
HSV	hsv(33, 78%, 34%)
CMYK	cmyk(0%, 35.6%, 78.2%, 65.9%)
CIE-LAB	lab(26.45, 9.96, 27.79)
CIE-LCH	lch(26.45, 29.52, 70.27°)
OKLab	oklab(36.96% 0.0258 0.0622)
OKLCH	oklch(36.96% 0.067 67.4)
XYZ	xyz(5.4626, 4.9021, 1.2745)
Luminance	0.0490 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573813 #133257

analogous

#571613 #573813 #545713

triadic

#573813 #135738 #381357

tetradic

#573813 #135716 #133257 #571354

square

#573813 #135716 #133257 #571354

split-complementary

#573813 #135457 #161357

monochromatic

#191005 #251808 #573813 #89581E #BB7929

Accessibility & contrast

On white

10.60

#573813 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#573813 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573813

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573813	#FFFFFF	#000000	##FFFFFF
##573813	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A0E

Deuteranopia (green-blind)

#4A4114

Tritanopia (blue-blind)

#5F3130

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #573813;
/* rgb */ color: rgb(87, 56, 19);
/* oklch */ color: oklch(37.0% 0.067 67.4);

Tailwind

colors: {
  custom: {
    50: '#8a6e53',
    500: '#573813',
    950: '#000000',
  },
}

SCSS

$custom: #573813;
$custom-light: #8a6e53;
$custom-dark: #000000;

JSON

{
  "hex": "#573813",
  "rgb": {
    "r": 87,
    "g": 56,
    "b": 19
  },
  "hsl": {
    "h": 32.647,
    "s": 64.151,
    "l": 20.784
  },
  "oklch": {
    "l": 0.36965,
    "c": 0.0673,
    "h": 67.4
  },
  "luminance": 0.04902
}

Semantic roles & 50–950 ramp

primary

#573813

secondary

#365F8F

accent

#8DE741

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573813

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

Preview Lab → · Contrast checker → · Palette generator →