#571223#571223

#571223 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.8% C 0.100 H 11.1°. Best body text is #FFFFFF at 13.85:1 contrast (WCAG AA passes).

Color values

HEX	#571223
RGB	rgb(87, 18, 35)
HSL	hsl(345, 66%, 21%)
HSV	hsv(345, 79%, 34%)
CMYK	cmyk(0%, 79.3%, 59.8%, 65.9%)
CIE-LAB	lab(18.28, 32.46, 7.65)
CIE-LCH	lch(18.28, 33.35, 13.27°)
OKLab	oklab(30.83% 0.0983 0.0193)
OKLCH	oklch(30.83% 0.1 11.1)
XYZ	xyz(4.4506, 2.5808, 1.8536)
Luminance	0.0258 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571223 #125746

analogous

#571245 #571223 #572312

triadic

#571223 #235712 #122357

tetradic

#571223 #455712 #125746 #231257

square

#571223 #455712 #125746 #231257

split-complementary

#571223 #125723 #124557

monochromatic

#19050A #24080F #571223 #8A1C37 #BC274C

Accessibility & contrast

On white

13.85

#571223 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#571223 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571223

13.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571223	#FFFFFF	#000000	##FFFFFF
##571223	1.00	13.85	1.52	13.85
#FFFFFF	13.85	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242423

Deuteranopia (green-blind)

#363221

Tritanopia (blue-blind)

#600219

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #571223;
/* rgb */ color: rgb(87, 18, 35);
/* oklch */ color: oklch(30.8% 0.100 11.1);

Tailwind

colors: {
  custom: {
    50: '#8b565d',
    500: '#571223',
    950: '#000000',
  },
}

SCSS

$custom: #571223;
$custom-light: #8b565d;
$custom-dark: #000000;

JSON

{
  "hex": "#571223",
  "rgb": {
    "r": 87,
    "g": 18,
    "b": 35
  },
  "hsl": {
    "h": 345.217,
    "s": 65.714,
    "l": 20.588
  },
  "oklch": {
    "l": 0.3083,
    "c": 0.10014,
    "h": 11.1
  },
  "luminance": 0.0258
}

Semantic roles & 50–950 ramp

primary

#571223

secondary

#359079

accent

#E9BF3F

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0304

muted

#7D7879

Preview Lab

Preview with #571223

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

Preview Lab → · Contrast checker → · Palette generator →