#56181C#56181C

#56181C is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.2% C 0.091 H 20.6°. Best body text is #FFFFFF at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#56181C
RGB	rgb(86, 24, 28)
HSL	hsl(356, 56%, 22%)
HSV	hsv(356, 72%, 34%)
CMYK	cmyk(0%, 72.1%, 67.4%, 66.3%)
CIE-LAB	lab(18.87, 28.89, 13.35)
CIE-LCH	lch(18.87, 31.82, 24.81°)
OKLab	oklab(31.18% 0.0856 0.0322)
OKLCH	oklch(31.18% 0.091 20.6)
XYZ	xyz(4.3744, 2.7161, 1.3923)
Luminance	0.0272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#56181C #185652

analogous

#56183B #56181C #563318

triadic

#56181C #1C5618 #181C56

tetradic

#56181C #3B5618 #185652 #331856

square

#56181C #3B5618 #185652 #331856

split-complementary

#56181C #185633 #183B56

monochromatic

#180708 #260B0C #56181C #86252C #B6333B

Accessibility & contrast

On white

13.61

#56181C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#56181C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #56181C

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##56181C	#FFFFFF	#000000	##FFFFFF
##56181C	1.00	13.61	1.54	13.61
#FFFFFF	13.61	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28261C

Deuteranopia (green-blind)

#38331A

Tritanopia (blue-blind)

#5F0A1A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #56181c;
/* rgb */ color: rgb(86, 24, 28);
/* oklch */ color: oklch(31.2% 0.091 20.6);

Tailwind

colors: {
  custom: {
    50: '#8b5958',
    500: '#56181c',
    950: '#000000',
  },
}

SCSS

$custom: #56181c;
$custom-light: #8b5958;
$custom-dark: #000000;

JSON

{
  "hex": "#56181c",
  "rgb": {
    "r": 86,
    "g": 24,
    "b": 28
  },
  "hsl": {
    "h": 356.129,
    "s": 56.364,
    "l": 21.569
  },
  "oklch": {
    "l": 0.31177,
    "c": 0.09148,
    "h": 20.6
  },
  "luminance": 0.02716
}

Semantic roles & 50–950 ramp

primary

#56181C

secondary

#3D8D88

accent

#E0D648

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0D0403

muted

#7D7978

Preview Lab

Preview with #56181C

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

Preview Lab → · Contrast checker → · Palette generator →