#573F1D#573F1D

#573F1D is a dark, muted orange. Relative luminance 0.057; OKLCH L 38.6% C 0.059 H 74.0°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#573F1D
RGB	rgb(87, 63, 29)
HSL	hsl(35, 50%, 23%)
HSV	hsv(35, 67%, 34%)
CMYK	cmyk(0%, 27.6%, 66.7%, 65.9%)
CIE-LAB	lab(28.57, 6.22, 24.56)
CIE-LCH	lch(28.57, 25.34, 75.79°)
OKLab	oklab(38.65% 0.0164 0.0571)
OKLCH	oklch(38.65% 0.059 74)
XYZ	xyz(5.9301, 5.6704, 1.9443)
Luminance	0.0567 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573F1D #1D3557

analogous

#57221D #573F1D #52571D

triadic

#573F1D #1D573F #3F1D57

tetradic

#573F1D #1D5722 #1D3557 #571D52

square

#573F1D #1D5722 #1D3557 #571D52

split-complementary

#573F1D #1D5257 #221D57

monochromatic

#171108 #291E0E #573F1D #85602C #B3813C

Accessibility & contrast

On white

9.84

#573F1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#573F1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573F1D

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573F1D	#FFFFFF	#000000	##FFFFFF
##573F1D	1.00	9.84	2.13	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48401A

Deuteranopia (green-blind)

#4D461E

Tritanopia (blue-blind)

#5F3937

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #573f1d;
/* rgb */ color: rgb(87, 63, 29);
/* oklch */ color: oklch(38.6% 0.059 74.0);

Tailwind

colors: {
  custom: {
    50: '#89735a',
    500: '#573f1d',
    950: '#000000',
  },
}

SCSS

$custom: #573f1d;
$custom-light: #89735a;
$custom-dark: #000000;

JSON

{
  "hex": "#573f1d",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 29
  },
  "hsl": {
    "h": 35.172,
    "s": 50,
    "l": 22.745
  },
  "oklch": {
    "l": 0.38648,
    "c": 0.05941,
    "h": 74
  },
  "luminance": 0.0567
}

Semantic roles & 50–950 ramp

primary

#573F1D

secondary

#44628C

accent

#88DA4E

background

#F8F7F5

surface

#F0EDE9

border

#CBC8C5

text

#0C0804

muted

#7D7B79

Preview Lab

Preview with #573F1D

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

Preview Lab → · Contrast checker → · Palette generator →