#573B19#573B19

#573B19 is a dark, moderate orange. Relative luminance 0.052; OKLCH L 37.7% C 0.063 H 69.1°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#573B19
RGB	rgb(87, 59, 25)
HSL	hsl(33, 55%, 22%)
HSV	hsv(33, 71%, 34%)
CMYK	cmyk(0%, 32.2%, 71.3%, 65.9%)
CIE-LAB	lab(27.37, 8.45, 25.48)
CIE-LCH	lch(27.37, 26.85, 71.66°)
OKLab	oklab(37.7% 0.0223 0.0584)
OKLCH	oklch(37.7% 0.063 69.1)
XYZ	xyz(5.6703, 5.2248, 1.6294)
Luminance	0.0522 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573B19 #193557

analogous

#571C19 #573B19 #545719

triadic

#573B19 #19573B #3B1957

tetradic

#573B19 #19571C #193557 #571954

square

#573B19 #19571C #193557 #571954

split-complementary

#573B19 #195457 #1C1957

monochromatic

#181007 #271B0B #573B19 #875B27 #B67B34

Accessibility & contrast

On white

10.27

#573B19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#573B19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573B19

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573B19	#FFFFFF	#000000	##FFFFFF
##573B19	1.00	10.27	2.04	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443D15

Deuteranopia (green-blind)

#4B431A

Tritanopia (blue-blind)

#5F3433

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #573b19;
/* rgb */ color: rgb(87, 59, 25);
/* oklch */ color: oklch(37.7% 0.063 69.1);

Tailwind

colors: {
  custom: {
    50: '#897057',
    500: '#573b19',
    950: '#000000',
  },
}

SCSS

$custom: #573b19;
$custom-light: #897057;
$custom-dark: #000000;

JSON

{
  "hex": "#573b19",
  "rgb": {
    "r": 87,
    "g": 59,
    "b": 25
  },
  "hsl": {
    "h": 32.903,
    "s": 55.357,
    "l": 21.961
  },
  "oklch": {
    "l": 0.37696,
    "c": 0.06256,
    "h": 69.1
  },
  "luminance": 0.05224
}

Semantic roles & 50–950 ramp

primary

#573B19

secondary

#3E628D

accent

#8DDF49

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0703

muted

#7D7A78

Preview Lab

Preview with #573B19

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

Preview Lab → · Contrast checker → · Palette generator →