#5B1418#5B1418

#5B1418 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.6% C 0.102 H 22.4°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#5B1418
RGB	rgb(91, 20, 24)
HSL	hsl(357, 64%, 22%)
HSV	hsv(357, 78%, 36%)
CMYK	cmyk(0%, 78%, 73.6%, 64.3%)
CIE-LAB	lab(19.19, 32.24, 16.74)
CIE-LCH	lch(19.19, 36.33, 27.44°)
OKLab	oklab(31.58% 0.0947 0.039)
OKLCH	oklch(31.58% 0.102 22.4)
XYZ	xyz(4.7299, 2.7911, 1.1537)
Luminance	0.0279 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1418 #145B57

analogous

#5B143C #5B1418 #5B3414

triadic

#5B1418 #185B14 #14185B

tetradic

#5B1418 #3C5B14 #145B57 #34145B

square

#5B1418 #3C5B14 #145B57 #34145B

split-complementary

#5B1418 #145B34 #143C5B

monochromatic

#190607 #29090B #5B1418 #8D1F25 #BF2A32

Accessibility & contrast

On white

13.48

#5B1418 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#5B1418 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1418

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1418	#FFFFFF	#000000	##FFFFFF
##5B1418	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282518

Deuteranopia (green-blind)

#3A3416

Tritanopia (blue-blind)

#650016

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #5b1418;
/* rgb */ color: rgb(91, 20, 24);
/* oklch */ color: oklch(31.6% 0.102 22.4);

Tailwind

colors: {
  custom: {
    50: '#8f5854',
    500: '#5b1418',
    950: '#000000',
  },
}

SCSS

$custom: #5b1418;
$custom-light: #8f5854;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1418",
  "rgb": {
    "r": 91,
    "g": 20,
    "b": 24
  },
  "hsl": {
    "h": 356.62,
    "s": 63.964,
    "l": 21.765
  },
  "oklch": {
    "l": 0.31582,
    "c": 0.1024,
    "h": 22.4
  },
  "luminance": 0.0279
}

Semantic roles & 50–950 ramp

primary

#5B1418

secondary

#38938E

accent

#E7DE41

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0302

muted

#7E7878

Preview Lab

Preview with #5B1418

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

Preview Lab → · Contrast checker → · Palette generator →