#573C10#573C10

#573C10 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 37.8% C 0.069 H 75.4°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#573C10
RGB	rgb(87, 60, 16)
HSL	hsl(37, 69%, 20%)
HSV	hsv(37, 82%, 34%)
CMYK	cmyk(0%, 31%, 81.6%, 65.9%)
CIE-LAB	lab(27.56, 7.26, 30.41)
CIE-LCH	lch(27.56, 31.26, 76.57°)
OKLab	oklab(37.82% 0.0174 0.067)
OKLCH	oklch(37.82% 0.069 75.4)
XYZ	xyz(5.6403, 5.2958, 1.2153)
Luminance	0.0529 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573C10 #102B57

analogous

#571810 #573C10 #4E5710

triadic

#573C10 #10573C #3C1057

tetradic

#573C10 #105718 #102B57 #57104E

square

#573C10 #105718 #102B57 #57104E

split-complementary

#573C10 #104E57 #181057

monochromatic

#1A1205 #231806 #573C10 #8B601A #BE8323

Accessibility & contrast

On white

10.20

#573C10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#573C10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573C10

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573C10	#FFFFFF	#000000	##FFFFFF
##573C10	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)

#463D0A

Deuteranopia (green-blind)

#4C4412

Tritanopia (blue-blind)

#5F3533

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #573c10;
/* rgb */ color: rgb(87, 60, 16);
/* oklch */ color: oklch(37.8% 0.069 75.4);

Tailwind

colors: {
  custom: {
    50: '#8a7151',
    500: '#573c10',
    950: '#000000',
  },
}

SCSS

$custom: #573c10;
$custom-light: #8a7151;
$custom-dark: #000000;

JSON

{
  "hex": "#573c10",
  "rgb": {
    "r": 87,
    "g": 60,
    "b": 16
  },
  "hsl": {
    "h": 37.183,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.37819,
    "c": 0.06925,
    "h": 75.4
  },
  "luminance": 0.05295
}

Semantic roles & 50–950 ramp

primary

#573C10

secondary

#325690

accent

#7FEC3C

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #573C10

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

Preview Lab → · Contrast checker → · Palette generator →