#571511#571511

#571511 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.8% C 0.098 H 27.8°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#571511
RGB	rgb(87, 21, 17)
HSL	hsl(3, 67%, 20%)
HSV	hsv(3, 80%, 34%)
CMYK	cmyk(0%, 75.9%, 80.5%, 65.9%)
CIE-LAB	lab(18.38, 29.97, 20.16)
CIE-LCH	lch(18.38, 36.12, 33.93°)
OKLab	oklab(30.79% 0.0864 0.0455)
OKLCH	oklch(30.79% 0.098 27.8)
XYZ	xyz(4.3003, 2.6037, 0.8063)
Luminance	0.0260 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571511 #115357

analogous

#571130 #571511 #573811

triadic

#571511 #115715 #151157

tetradic

#571511 #305711 #115357 #381157

square

#571511 #305711 #115357 #381157

split-complementary

#571511 #115738 #113057

monochromatic

#1A0605 #240907 #571511 #8A211B #BD2E25

Accessibility & contrast

On white

13.81

#571511 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#571511 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571511

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571511	#FFFFFF	#000000	##FFFFFF
##571511	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282410

Deuteranopia (green-blind)

#38320F

Tritanopia (blue-blind)

#600115

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #571511;
/* rgb */ color: rgb(87, 21, 17);
/* oklch */ color: oklch(30.8% 0.098 27.8);

Tailwind

colors: {
  custom: {
    50: '#8d574f',
    500: '#571511',
    950: '#000000',
  },
}

SCSS

$custom: #571511;
$custom-light: #8d574f;
$custom-dark: #000000;

JSON

{
  "hex": "#571511",
  "rgb": {
    "r": 87,
    "g": 21,
    "b": 17
  },
  "hsl": {
    "h": 3.429,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.3079,
    "c": 0.09762,
    "h": 27.8
  },
  "luminance": 0.02603
}

Semantic roles & 50–950 ramp

primary

#571511

secondary

#348B90

accent

#E0EA3E

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #571511

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

Preview Lab → · Contrast checker → · Palette generator →