#5D181A#5D181A

#5D181A is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.5% C 0.100 H 23.2°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#5D181A
RGB	rgb(93, 24, 26)
HSL	hsl(358, 59%, 23%)
HSV	hsv(358, 74%, 36%)
CMYK	cmyk(0%, 74.2%, 72%, 63.5%)
CIE-LAB	lab(20.27, 31.38, 16.79)
CIE-LCH	lch(20.27, 35.59, 28.15°)
OKLab	oklab(32.48% 0.0921 0.0394)
OKLCH	oklch(32.48% 0.1 23.2)
XYZ	xyz(5.0278, 3.0557, 1.3022)
Luminance	0.0306 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D181A #185D5B

analogous

#5D183C #5D181A #5D3818

triadic

#5D181A #1A5D18 #181A5D

tetradic

#5D181A #3C5D18 #185D5B #38185D

square

#5D181A #3C5D18 #185D5B #38185D

split-complementary

#5D181A #185D38 #183C5D

monochromatic

#180607 #2C0B0C #5D181A #8E2528 #BE3135

Accessibility & contrast

On white

13.04

#5D181A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#5D181A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5D181A

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D181A	#FFFFFF	#000000	##FFFFFF
##5D181A	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2719

Deuteranopia (green-blind)

#3C3618

Tritanopia (blue-blind)

#670519

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #5d181a;
/* rgb */ color: rgb(93, 24, 26);
/* oklch */ color: oklch(32.5% 0.100 23.2);

Tailwind

colors: {
  custom: {
    50: '#915a56',
    500: '#5d181a',
    950: '#000000',
  },
}

SCSS

$custom: #5d181a;
$custom-light: #915a56;
$custom-dark: #000000;

JSON

{
  "hex": "#5d181a",
  "rgb": {
    "r": 93,
    "g": 24,
    "b": 26
  },
  "hsl": {
    "h": 358.261,
    "s": 58.974,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32475,
    "c": 0.10017,
    "h": 23.2
  },
  "luminance": 0.03055
}

Semantic roles & 50–950 ramp

primary

#5D181A

secondary

#3D9391

accent

#E2DE46

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0403

muted

#7E7978

Preview Lab

Preview with #5D181A

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

Preview Lab → · Contrast checker → · Palette generator →