#573A0F#573A0F

#573A0F is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.4% C 0.070 H 72.6°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#573A0F
RGB	rgb(87, 58, 15)
HSL	hsl(36, 71%, 20%)
HSV	hsv(36, 83%, 34%)
CMYK	cmyk(0%, 33.3%, 82.8%, 65.9%)
CIE-LAB	lab(26.98, 8.48, 30.32)
CIE-LCH	lch(26.98, 31.49, 74.37°)
OKLab	oklab(37.36% 0.0208 0.0666)
OKLCH	oklch(37.36% 0.07 72.6)
XYZ	xyz(5.5302, 5.0873, 1.1425)
Luminance	0.0509 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573A0F #0F2C57

analogous

#57160F #573A0F #50570F

triadic

#573A0F #0F573A #3A0F57

tetradic

#573A0F #0F5716 #0F2C57 #570F50

square

#573A0F #0F5716 #0F2C57 #570F50

split-complementary

#573A0F #0F5057 #160F57

monochromatic

#1A1105 #231706 #573A0F #8B5D18 #BF8021

Accessibility & contrast

On white

10.41

#573A0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#573A0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573A0F

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573A0F	#FFFFFF	#000000	##FFFFFF
##573A0F	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443C09

Deuteranopia (green-blind)

#4B4310

Tritanopia (blue-blind)

#5F3331

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #573a0f;
/* rgb */ color: rgb(87, 58, 15);
/* oklch */ color: oklch(37.4% 0.070 72.6);

Tailwind

colors: {
  custom: {
    50: '#8a7051',
    500: '#573a0f',
    950: '#000000',
  },
}

SCSS

$custom: #573a0f;
$custom-light: #8a7051;
$custom-dark: #000000;

JSON

{
  "hex": "#573a0f",
  "rgb": {
    "r": 87,
    "g": 58,
    "b": 15
  },
  "hsl": {
    "h": 35.833,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.37365,
    "c": 0.06975,
    "h": 72.6
  },
  "luminance": 0.05087
}

Semantic roles & 50–950 ramp

primary

#573A0F

secondary

#315891

accent

#83ED3A

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573A0F

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

Preview Lab → · Contrast checker → · Palette generator →