#573F1F#573F1F

#573F1F is a dark, muted orange. Relative luminance 0.057; OKLCH L 38.7% C 0.058 H 72.6°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#573F1F
RGB	rgb(87, 63, 31)
HSL	hsl(34, 47%, 23%)
HSV	hsv(34, 64%, 34%)
CMYK	cmyk(0%, 27.6%, 64.4%, 65.9%)
CIE-LAB	lab(28.59, 6.39, 23.43)
CIE-LCH	lch(28.59, 24.28, 74.75°)
OKLab	oklab(38.68% 0.0172 0.0549)
OKLCH	oklch(38.68% 0.058 72.6)
XYZ	xyz(5.9556, 5.6806, 2.0788)
Luminance	0.0568 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573F1F #1F3757

analogous

#57231F #573F1F #53571F

triadic

#573F1F #1F573F #3F1F57

tetradic

#573F1F #1F5723 #1F3757 #571F53

square

#573F1F #1F5723 #1F3757 #571F53

split-complementary

#573F1F #1F5357 #231F57

monochromatic

#171008 #2A1E0F #573F1F #84602F #B1803F

Accessibility & contrast

On white

9.83

#573F1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#573F1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573F1F

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573F1F	#FFFFFF	#000000	##FFFFFF
##573F1F	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48401C

Deuteranopia (green-blind)

#4D4620

Tritanopia (blue-blind)

#5F3938

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #573f1f;
/* rgb */ color: rgb(87, 63, 31);
/* oklch */ color: oklch(38.7% 0.058 72.6);

Tailwind

colors: {
  custom: {
    50: '#89745b',
    500: '#573f1f',
    950: '#000000',
  },
}

SCSS

$custom: #573f1f;
$custom-light: #89745b;
$custom-dark: #000000;

JSON

{
  "hex": "#573f1f",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 31
  },
  "hsl": {
    "h": 34.286,
    "s": 47.458,
    "l": 23.137
  },
  "oklch": {
    "l": 0.38677,
    "c": 0.05756,
    "h": 72.6
  },
  "luminance": 0.0568
}

Semantic roles & 50–950 ramp

primary

#573F1F

secondary

#46648C

accent

#8AD751

background

#F8F7F5

surface

#F0EDE9

border

#CBC8C5

text

#0C0804

muted

#7D7B79

Preview Lab

Preview with #573F1F

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

Preview Lab → · Contrast checker → · Palette generator →