#571018#571018

#571018 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.4% C 0.102 H 20.0°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#571018
RGB	rgb(87, 16, 24)
HSL	hsl(353, 69%, 20%)
HSV	hsv(353, 82%, 34%)
CMYK	cmyk(0%, 81.6%, 72.4%, 65.9%)
CIE-LAB	lab(17.75, 32.42, 14.78)
CIE-LCH	lch(17.75, 35.62, 24.50°)
OKLab	oklab(30.36% 0.0958 0.0348)
OKLCH	oklch(30.36% 0.102 20)
XYZ	xyz(4.2811, 2.4634, 1.1140)
Luminance	0.0246 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571018 #10574F

analogous

#57103C #571018 #572B10

triadic

#571018 #185710 #101857

tetradic

#571018 #3C5710 #10574F #2B1057

square

#571018 #3C5710 #10574F #2B1057

split-complementary

#571018 #10572B #103C57

monochromatic

#1A0507 #23060A #571018 #8B1A26 #BE2335

Accessibility & contrast

On white

14.07

#571018 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#571018 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571018

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571018	#FFFFFF	#000000	##FFFFFF
##571018	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252218

Deuteranopia (green-blind)

#363116

Tritanopia (blue-blind)

#600014

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #571018;
/* rgb */ color: rgb(87, 16, 24);
/* oklch */ color: oklch(30.4% 0.102 20.0);

Tailwind

colors: {
  custom: {
    50: '#8c5554',
    500: '#571018',
    950: '#000000',
  },
}

SCSS

$custom: #571018;
$custom-light: #8c5554;
$custom-dark: #000000;

JSON

{
  "hex": "#571018",
  "rgb": {
    "r": 87,
    "g": 16,
    "b": 24
  },
  "hsl": {
    "h": 353.239,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.30358,
    "c": 0.10195,
    "h": 20
  },
  "luminance": 0.02463
}

Semantic roles & 50–950 ramp

primary

#571018

secondary

#329086

accent

#ECD83C

background

#F9F5F4

surface

#F1E9E7

border

#CBC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #571018

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

Preview Lab → · Contrast checker → · Palette generator →