#573018#573018

#573018 is a dark, moderate orange. Relative luminance 0.042; OKLCH L 35.3% C 0.067 H 50.7°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#573018
RGB	rgb(87, 48, 24)
HSL	hsl(23, 57%, 22%)
HSV	hsv(23, 72%, 34%)
CMYK	cmyk(0%, 44.8%, 72.4%, 65.9%)
CIE-LAB	lab(24.34, 15.34, 22.65)
CIE-LCH	lch(24.34, 27.36, 55.89°)
OKLab	oklab(35.35% 0.0428 0.0522)
OKLCH	oklch(35.35% 0.067 50.7)
XYZ	xyz(5.1527, 4.2066, 1.4046)
Luminance	0.0421 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573018 #183F57

analogous

#571820 #573018 #575018

triadic

#573018 #185730 #301857

tetradic

#573018 #205718 #183F57 #501857

square

#573018 #205718 #183F57 #501857

split-complementary

#573018 #185750 #182057

monochromatic

#180D07 #27160B #573018 #874A25 #B76532

Accessibility & contrast

On white

11.41

#573018 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#573018 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573018

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573018	#FFFFFF	#000000	##FFFFFF
##573018	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3516

Deuteranopia (green-blind)

#443D18

Tritanopia (blue-blind)

#60282B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #573018;
/* rgb */ color: rgb(87, 48, 24);
/* oklch */ color: oklch(35.3% 0.067 50.7);

Tailwind

colors: {
  custom: {
    50: '#8a6855',
    500: '#573018',
    950: '#000000',
  },
}

SCSS

$custom: #573018;
$custom-light: #8a6855;
$custom-dark: #000000;

JSON

{
  "hex": "#573018",
  "rgb": {
    "r": 87,
    "g": 48,
    "b": 24
  },
  "hsl": {
    "h": 22.857,
    "s": 56.757,
    "l": 21.765
  },
  "oklch": {
    "l": 0.35349,
    "c": 0.06745,
    "h": 50.7
  },
  "luminance": 0.04206
}

Semantic roles & 50–950 ramp

primary

#573018

secondary

#3D6F8E

accent

#A6E048

background

#F8F6F5

surface

#F0EBE9

border

#CBC6C5

text

#0C0603

muted

#7D7A78

Preview Lab

Preview with #573018

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

Preview Lab → · Contrast checker → · Palette generator →