#573A10#573A10

#573A10 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.4% C 0.069 H 72.2°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#573A10
RGB	rgb(87, 58, 16)
HSL	hsl(35, 69%, 20%)
HSV	hsv(35, 82%, 34%)
CMYK	cmyk(0%, 33.3%, 81.6%, 65.9%)
CIE-LAB	lab(26.99, 8.53, 29.85)
CIE-LCH	lch(26.99, 31.04, 74.05°)
OKLab	oklab(37.37% 0.0211 0.0658)
OKLCH	oklch(37.37% 0.069 72.2)
XYZ	xyz(5.5375, 5.0902, 1.1810)
Luminance	0.0509 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573A10 #102D57

analogous

#571610 #573A10 #505710

triadic

#573A10 #10573A #3A1057

tetradic

#573A10 #105716 #102D57 #571050

square

#573A10 #105716 #102D57 #571050

split-complementary

#573A10 #105057 #161057

monochromatic

#1A1105 #231806 #573A10 #8B5C1A #BE7F23

Accessibility & contrast

On white

10.41

#573A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#573A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573A10

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573A10	#FFFFFF	#000000	##FFFFFF
##573A10	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)

#443C0A

Deuteranopia (green-blind)

#4B4311

Tritanopia (blue-blind)

#5F3331

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #573a10;
/* rgb */ color: rgb(87, 58, 16);
/* oklch */ color: oklch(37.4% 0.069 72.2);

Tailwind

colors: {
  custom: {
    50: '#8a7051',
    500: '#573a10',
    950: '#000000',
  },
}

SCSS

$custom: #573a10;
$custom-light: #8a7051;
$custom-dark: #000000;

JSON

{
  "hex": "#573a10",
  "rgb": {
    "r": 87,
    "g": 58,
    "b": 16
  },
  "hsl": {
    "h": 35.493,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.37374,
    "c": 0.06913,
    "h": 72.2
  },
  "luminance": 0.0509
}

Semantic roles & 50–950 ramp

primary

#573A10

secondary

#325990

accent

#84EC3C

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573A10

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

Preview Lab → · Contrast checker → · Palette generator →