#573F11#573F11

#573F11 is a dark, moderate orange. Relative luminance 0.056; OKLCH L 38.5% C 0.069 H 79.9°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#573F11
RGB	rgb(87, 63, 17)
HSL	hsl(39, 67%, 20%)
HSV	hsv(39, 80%, 34%)
CMYK	cmyk(0%, 27.6%, 80.5%, 65.9%)
CIE-LAB	lab(28.44, 5.41, 30.80)
CIE-LCH	lch(28.44, 31.27, 80.04°)
OKLab	oklab(38.51% 0.0122 0.0681)
OKLCH	oklch(38.51% 0.069 79.9)
XYZ	xyz(5.8095, 5.6222, 1.3094)
Luminance	0.0562 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573F11 #112957

analogous

#571C11 #573F11 #4C5711

triadic

#573F11 #11573F #3F1157

tetradic

#573F11 #11571C #112957 #57114C

square

#573F11 #11571C #112957 #57114C

split-complementary

#573F11 #114C57 #1C1157

monochromatic

#1A1305 #241A07 #573F11 #8A641B #BD8925

Accessibility & contrast

On white

9.89

#573F11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#573F11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573F11

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573F11	#FFFFFF	#000000	##FFFFFF
##573F11	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48400A

Deuteranopia (green-blind)

#4E4613

Tritanopia (blue-blind)

#5F3836

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #573f11;
/* rgb */ color: rgb(87, 63, 17);
/* oklch */ color: oklch(38.5% 0.069 79.9);

Tailwind

colors: {
  custom: {
    50: '#8a7352',
    500: '#573f11',
    950: '#000000',
  },
}

SCSS

$custom: #573f11;
$custom-light: #8a7352;
$custom-dark: #000000;

JSON

{
  "hex": "#573f11",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 17
  },
  "hsl": {
    "h": 39.429,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.38508,
    "c": 0.06916,
    "h": 79.9
  },
  "luminance": 0.05622
}

Semantic roles & 50–950 ramp

primary

#573F11

secondary

#345390

accent

#79EA3E

background

#F8F7F4

surface

#F0EDE7

border

#CBC8C3

text

#0C0802

muted

#7D7B78

Preview Lab

Preview with #573F11

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

Preview Lab → · Contrast checker → · Palette generator →