#571F11#571F11

#571F11 is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.2% C 0.087 H 35.2°. Best body text is #FFFFFF at 13.05:1 contrast (WCAG AA passes).

Color values

HEX#571F11
RGBrgb(87, 31, 17)
HSLhsl(12, 67%, 20%)
HSVhsv(12, 80%, 34%)
CMYKcmyk(0%, 64.4%, 80.5%, 65.9%)
CIE-LABlab(20.23, 25.00, 22.29)
CIE-LCHlch(20.23, 33.50, 41.72°)
OKLaboklab(32.18% 0.0709 0.05)
OKLCHoklch(32.18% 0.087 35.2)
XYZxyz(4.5221, 3.0473, 0.8803)
Luminance0.0305 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#571F11 #114957
analogous
#571126 #571F11 #574211
triadic
#571F11 #11571F #1F1157
tetradic
#571F11 #265711 #114957 #421157
square
#571F11 #265711 #114957 #421157
split-complementary
#571F11 #115742 #112657
monochromatic
#1A0905 #240D07 #571F11 #8A311B #BD4325

Accessibility & contrast

On white

13.05
#571F11 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.61
#571F11 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571F11
13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##571F11#FFFFFF#000000##FFFFFF
##571F111.0013.051.6113.05
#FFFFFF13.051.0021.001.00
#0000001.6121.001.0021.00
##FFFFFF13.051.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2E290F
Deuteranopia (green-blind)
#3C350F
Tritanopia (blue-blind)
#60121C
Achromatopsia (no color)
#313131

Design tokens & code

CSS
--color: #571f11;
/* rgb */ color: rgb(87, 31, 17);
/* oklch */ color: oklch(32.2% 0.087 35.2);
Tailwind
colors: {
  custom: {
    50: '#8c5d4f',
    500: '#571f11',
    950: '#000000',
  },
}
SCSS
$custom: #571f11;
$custom-light: #8c5d4f;
$custom-dark: #000000;
JSON
{
  "hex": "#571f11",
  "rgb": {
    "r": 87,
    "g": 31,
    "b": 17
  },
  "hsl": {
    "h": 12,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.32182,
    "c": 0.0867,
    "h": 35.2
  },
  "luminance": 0.03047
}

Semantic roles & 50–950 ramp

primary
#571F11
secondary
#347E90
accent
#C8EA3E
background
#F9F5F4
surface
#F1E9E7
border
#CBC5C3
text
#0D0402
muted
#7E7978

Preview Lab

Preview with #571F11

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

Preview Lab → · Contrast checker → · Palette generator →

#571F11 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva