#573C17#573C17

#573C17 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 37.9% C 0.064 H 72.1°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#573C17
RGB	rgb(87, 60, 23)
HSL	hsl(35, 58%, 22%)
HSV	hsv(35, 74%, 34%)
CMYK	cmyk(0%, 31%, 73.6%, 65.9%)
CIE-LAB	lab(27.63, 7.67, 26.88)
CIE-LCH	lch(27.63, 27.96, 74.07°)
OKLab	oklab(37.89% 0.0197 0.0611)
OKLCH	oklch(37.89% 0.064 72.1)
XYZ	xyz(5.7014, 5.3203, 1.5371)
Luminance	0.0532 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573C17 #173257

analogous

#571C17 #573C17 #525717

triadic

#573C17 #17573C #3C1757

tetradic

#573C17 #17571C #173257 #571752

square

#573C17 #17571C #173257 #571752

split-complementary

#573C17 #175257 #1C1757

monochromatic

#181106 #271B0A #573C17 #875D24 #B87F31

Accessibility & contrast

On white

10.17

#573C17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#573C17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573C17

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573C17	#FFFFFF	#000000	##FFFFFF
##573C17	1.00	10.17	2.06	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453D13

Deuteranopia (green-blind)

#4C4418

Tritanopia (blue-blind)

#5F3534

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #573c17;
/* rgb */ color: rgb(87, 60, 23);
/* oklch */ color: oklch(37.9% 0.064 72.1);

Tailwind

colors: {
  custom: {
    50: '#897156',
    500: '#573c17',
    950: '#000000',
  },
}

SCSS

$custom: #573c17;
$custom-light: #897156;
$custom-dark: #000000;

JSON

{
  "hex": "#573c17",
  "rgb": {
    "r": 87,
    "g": 60,
    "b": 23
  },
  "hsl": {
    "h": 34.688,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.37893,
    "c": 0.06417,
    "h": 72.1
  },
  "luminance": 0.0532
}

Semantic roles & 50–950 ramp

primary

#573C17

secondary

#3C5E8E

accent

#88E146

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0703

muted

#7D7A78

Preview Lab

Preview with #573C17

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

Preview Lab → · Contrast checker → · Palette generator →