#573C0F#573C0F

#573C0F is a dark, moderate orange. Relative luminance 0.053; OKLCH L 37.8% C 0.070 H 75.8°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#573C0F
RGB	rgb(87, 60, 15)
HSL	hsl(38, 71%, 20%)
HSV	hsv(38, 83%, 34%)
CMYK	cmyk(0%, 31%, 82.8%, 65.9%)
CIE-LAB	lab(27.55, 7.21, 30.87)
CIE-LCH	lch(27.55, 31.70, 76.85°)
OKLab	oklab(37.81% 0.0171 0.0678)
OKLCH	oklch(37.81% 0.07 75.8)
XYZ	xyz(5.6330, 5.2929, 1.1768)
Luminance	0.0529 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573C0F #0F2A57

analogous

#57180F #573C0F #4E570F

triadic

#573C0F #0F573C #3C0F57

tetradic

#573C0F #0F5718 #0F2A57 #570F4E

square

#573C0F #0F5718 #0F2A57 #570F4E

split-complementary

#573C0F #0F4E57 #180F57

monochromatic

#1A1205 #231806 #573C0F #8B6018 #BF8421

Accessibility & contrast

On white

10.20

#573C0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#573C0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573C0F

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573C0F	#FFFFFF	#000000	##FFFFFF
##573C0F	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463D08

Deuteranopia (green-blind)

#4C4411

Tritanopia (blue-blind)

#5F3533

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #573c0f;
/* rgb */ color: rgb(87, 60, 15);
/* oklch */ color: oklch(37.8% 0.070 75.8);

Tailwind

colors: {
  custom: {
    50: '#8a7151',
    500: '#573c0f',
    950: '#000000',
  },
}

SCSS

$custom: #573c0f;
$custom-light: #8a7151;
$custom-dark: #000000;

JSON

{
  "hex": "#573c0f",
  "rgb": {
    "r": 87,
    "g": 60,
    "b": 15
  },
  "hsl": {
    "h": 37.5,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.37811,
    "c": 0.06988,
    "h": 75.8
  },
  "luminance": 0.05292
}

Semantic roles & 50–950 ramp

primary

#573C0F

secondary

#315591

accent

#7EED3A

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573C0F

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

Preview Lab → · Contrast checker → · Palette generator →