#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
RGB	rgb(87, 31, 17)
HSL	hsl(12, 67%, 20%)
HSV	hsv(12, 80%, 34%)
CMYK	cmyk(0%, 64.4%, 80.5%, 65.9%)
CIE-LAB	lab(20.23, 25.00, 22.29)
CIE-LCH	lch(20.23, 33.50, 41.72°)
OKLab	oklab(32.18% 0.0709 0.05)
OKLCH	oklch(32.18% 0.087 35.2)
XYZ	xyz(4.5221, 3.0473, 0.8803)
Luminance	0.0305 (WCAG relative)
Temperature	warm
Family	red

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
##571F11	1.00	13.05	1.61	13.05
#FFFFFF	13.05	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.05	1.00	21.00	1.00

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.

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