#570F21#570F21

#570F21 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.5% C 0.103 H 11.8°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX#570F21
RGBrgb(87, 15, 33)
HSLhsl(345, 71%, 20%)
HSVhsv(345, 83%, 34%)
CMYKcmyk(0%, 82.8%, 62.1%, 65.9%)
CIE-LABlab(17.82, 33.43, 8.46)
CIE-LCHlch(17.82, 34.48, 14.19°)
OKLaboklab(30.47% 0.1011 0.0211)
OKLCHoklch(30.47% 0.103 11.8)
XYZxyz(4.3762, 2.4783, 1.6865)
Luminance0.0248 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#570F21 #0F5745
analogous
#570F45 #570F21 #57210F
triadic
#570F21 #21570F #0F2157
tetradic
#570F21 #45570F #0F5745 #210F57
square
#570F21 #45570F #0F5745 #210F57
split-complementary
#570F21 #0F5721 #0F4557
monochromatic
#1A050A #23060D #570F21 #8B1835 #BF2149

Accessibility & contrast

On white

14.04
#570F21 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.50
#570F21 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #570F21
14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##570F21#FFFFFF#000000##FFFFFF
##570F211.0014.041.5014.04
#FFFFFF14.041.0021.001.00
#0000001.5021.001.0021.00
##FFFFFF14.041.0021.001.00

Color blindness preview

Protanopia (red-blind)
#232221
Deuteranopia (green-blind)
#35311F
Tritanopia (blue-blind)
#600017
Achromatopsia (no color)
#2C2C2C

Design tokens & code

CSS
--color: #570f21;
/* rgb */ color: rgb(87, 15, 33);
/* oklch */ color: oklch(30.5% 0.103 11.8);
Tailwind
colors: {
  custom: {
    50: '#8b555b',
    500: '#570f21',
    950: '#000000',
  },
}
SCSS
$custom: #570f21;
$custom-light: #8b555b;
$custom-dark: #000000;
JSON
{
  "hex": "#570f21",
  "rgb": {
    "r": 87,
    "g": 15,
    "b": 33
  },
  "hsl": {
    "h": 345,
    "s": 70.588,
    "l": 20
  },
  "oklch": {
    "l": 0.30473,
    "c": 0.10323,
    "h": 11.8
  },
  "luminance": 0.02478
}

Semantic roles & 50–950 ramp

primary
#570F21
secondary
#319179
accent
#EDC13A
background
#F9F5F5
surface
#F1E9E9
border
#CBC5C5
text
#0D0304
muted
#7E7879

Preview Lab

Preview with #570F21

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

Preview Lab → · Contrast checker → · Palette generator →

#570F21 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva