#573B0C#573B0C

#573B0C is a dark, moderate orange. Relative luminance 0.052; OKLCH L 37.6% C 0.072 H 75.3°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#573B0C
RGB	rgb(87, 59, 12)
HSL	hsl(38, 76%, 19%)
HSV	hsv(38, 86%, 34%)
CMYK	cmyk(0%, 32.2%, 86.2%, 65.9%)
CIE-LAB	lab(27.24, 7.71, 31.92)
CIE-LCH	lch(27.24, 32.84, 76.42°)
OKLab	oklab(37.56% 0.0182 0.0692)
OKLCH	oklch(37.56% 0.072 75.3)
XYZ	xyz(5.5612, 5.1812, 1.0549)
Luminance	0.0518 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573B0C #0C2857

analogous

#57160C #573B0C #4E570C

triadic

#573B0C #0C573B #3B0C57

tetradic

#573B0C #0C5716 #0C2857 #570C4E

square

#573B0C #0C5716 #0C2857 #570C4E

split-complementary

#573B0C #0C4E57 #160C57

monochromatic

#1B1204 #211705 #573B0C #8D5F13 #C3841B

Accessibility & contrast

On white

10.31

#573B0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#573B0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573B0C

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573B0C	#FFFFFF	#000000	##FFFFFF
##573B0C	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453C05

Deuteranopia (green-blind)

#4C430E

Tritanopia (blue-blind)

#5F3432

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #573b0c;
/* rgb */ color: rgb(87, 59, 12);
/* oklch */ color: oklch(37.6% 0.072 75.3);

Tailwind

colors: {
  custom: {
    50: '#8a704f',
    500: '#573b0c',
    950: '#000000',
  },
}

SCSS

$custom: #573b0c;
$custom-light: #8a704f;
$custom-dark: #000000;

JSON

{
  "hex": "#573b0c",
  "rgb": {
    "r": 87,
    "g": 59,
    "b": 12
  },
  "hsl": {
    "h": 37.6,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.37563,
    "c": 0.07157,
    "h": 75.3
  },
  "luminance": 0.05181
}

Semantic roles & 50–950 ramp

primary

#573B0C

secondary

#2D5392

accent

#7CF235

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573B0C

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

Preview Lab → · Contrast checker → · Palette generator →