#573E18#573E18

#573E18 is a dark, moderate orange. Relative luminance 0.055; OKLCH L 38.4% C 0.064 H 75.1°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#573E18
RGB	rgb(87, 62, 24)
HSL	hsl(36, 57%, 22%)
HSV	hsv(36, 72%, 34%)
CMYK	cmyk(0%, 28.7%, 72.4%, 65.9%)
CIE-LAB	lab(28.22, 6.47, 26.98)
CIE-LCH	lch(28.22, 27.74, 76.51°)
OKLab	oklab(38.35% 0.0164 0.0615)
OKLCH	oklch(38.35% 0.064 75.1)
XYZ	xyz(5.8183, 5.5379, 1.6264)
Luminance	0.0554 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573E18 #183157

analogous

#571E18 #573E18 #515718

triadic

#573E18 #18573E #3E1857

tetradic

#573E18 #18571E #183157 #571851

square

#573E18 #18571E #183157 #571851

split-complementary

#573E18 #185157 #1E1857

monochromatic

#181107 #271C0B #573E18 #876025 #B78232

Accessibility & contrast

On white

9.96

#573E18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#573E18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573E18

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573E18	#FFFFFF	#000000	##FFFFFF
##573E18	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F14

Deuteranopia (green-blind)

#4D4519

Tritanopia (blue-blind)

#5F3736

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #573e18;
/* rgb */ color: rgb(87, 62, 24);
/* oklch */ color: oklch(38.4% 0.064 75.1);

Tailwind

colors: {
  custom: {
    50: '#897357',
    500: '#573e18',
    950: '#000000',
  },
}

SCSS

$custom: #573e18;
$custom-light: #897357;
$custom-dark: #000000;

JSON

{
  "hex": "#573e18",
  "rgb": {
    "r": 87,
    "g": 62,
    "b": 24
  },
  "hsl": {
    "h": 36.19,
    "s": 56.757,
    "l": 21.765
  },
  "oklch": {
    "l": 0.38355,
    "c": 0.06359,
    "h": 75.1
  },
  "luminance": 0.05537
}

Semantic roles & 50–950 ramp

primary

#573E18

secondary

#3D5D8E

accent

#84E048

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0803

muted

#7D7B78

Preview Lab

Preview with #573E18

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

Preview Lab → · Contrast checker → · Palette generator →