#571B28#571B28

#571B28 is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.1% C 0.089 H 10.6°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#571B28
RGB	rgb(87, 27, 40)
HSL	hsl(347, 53%, 22%)
HSV	hsv(347, 69%, 34%)
CMYK	cmyk(0%, 69%, 54%, 65.9%)
CIE-LAB	lab(19.90, 28.86, 6.36)
CIE-LCH	lch(19.90, 29.55, 12.42°)
OKLab	oklab(32.08% 0.0875 0.0163)
OKLCH	oklch(32.08% 0.089 10.6)
XYZ	xyz(4.7058, 2.9639, 2.3314)
Luminance	0.0296 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B28 #1B574A

analogous

#571B46 #571B28 #572C1B

triadic

#571B28 #28571B #1B2857

tetradic

#571B28 #46571B #1B574A #2C1B57

square

#571B28 #46571B #1B574A #2C1B57

split-complementary

#571B28 #1B572C #1B4657

monochromatic

#17070B #280D13 #571B28 #86293D #B43853

Accessibility & contrast

On white

13.19

#571B28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#571B28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B28

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B28	#FFFFFF	#000000	##FFFFFF
##571B28	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292828

Deuteranopia (green-blind)

#383527

Tritanopia (blue-blind)

#5F1220

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #571b28;
/* rgb */ color: rgb(87, 27, 40);
/* oklch */ color: oklch(32.1% 0.089 10.6);

Tailwind

colors: {
  custom: {
    50: '#8a5b61',
    500: '#571b28',
    950: '#000000',
  },
}

SCSS

$custom: #571b28;
$custom-light: #8a5b61;
$custom-dark: #000000;

JSON

{
  "hex": "#571b28",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 40
  },
  "hsl": {
    "h": 347,
    "s": 52.632,
    "l": 22.353
  },
  "oklch": {
    "l": 0.32078,
    "c": 0.08901,
    "h": 10.6
  },
  "luminance": 0.02963
}

Semantic roles & 50–950 ramp

primary

#571B28

secondary

#418D7C

accent

#DCBD4C

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0405

muted

#7D7979

Preview Lab

Preview with #571B28

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

Preview Lab → · Contrast checker → · Palette generator →