#571311#571311

#571311 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.6% C 0.100 H 26.7°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#571311
RGB	rgb(87, 19, 17)
HSL	hsl(2, 67%, 20%)
HSV	hsv(2, 80%, 34%)
CMYK	cmyk(0%, 78.2%, 80.5%, 65.9%)
CIE-LAB	lab(18.07, 30.83, 19.79)
CIE-LCH	lch(18.07, 36.64, 32.69°)
OKLab	oklab(30.56% 0.0891 0.0448)
OKLCH	oklch(30.56% 0.1 26.7)
XYZ	xyz(4.2650, 2.5331, 0.7946)
Luminance	0.0253 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571311 #115557

analogous

#571132 #571311 #573611

triadic

#571311 #115713 #131157

tetradic

#571311 #325711 #115557 #361157

square

#571311 #325711 #115557 #361157

split-complementary

#571311 #115736 #113257

monochromatic

#1A0605 #240807 #571311 #8A1E1B #BD2925

Accessibility & contrast

On white

13.94

#571311 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#571311 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571311

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571311	#FFFFFF	#000000	##FFFFFF
##571311	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272310

Deuteranopia (green-blind)

#38320F

Tritanopia (blue-blind)

#600013

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #571311;
/* rgb */ color: rgb(87, 19, 17);
/* oklch */ color: oklch(30.6% 0.100 26.7);

Tailwind

colors: {
  custom: {
    50: '#8d564f',
    500: '#571311',
    950: '#000000',
  },
}

SCSS

$custom: #571311;
$custom-light: #8d564f;
$custom-dark: #000000;

JSON

{
  "hex": "#571311",
  "rgb": {
    "r": 87,
    "g": 19,
    "b": 17
  },
  "hsl": {
    "h": 1.714,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30556,
    "c": 0.09969,
    "h": 26.7
  },
  "luminance": 0.02532
}

Semantic roles & 50–950 ramp

primary

#571311

secondary

#348D90

accent

#E5EA3E

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #571311

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

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