#5B1312#5B1312

#5B1312 is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.4% C 0.104 H 26.2°. Best body text is #FFFFFF at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#5B1312
RGB	rgb(91, 19, 18)
HSL	hsl(1, 67%, 21%)
HSV	hsv(1, 80%, 36%)
CMYK	cmyk(0%, 79.1%, 80.2%, 64.3%)
CIE-LAB	lab(18.95, 32.33, 20.44)
CIE-LCH	lch(18.95, 38.25, 32.31°)
OKLab	oklab(31.37% 0.0935 0.046)
OKLCH	oklch(31.37% 0.104 26.2)
XYZ	xyz(4.6570, 2.7343, 0.8547)
Luminance	0.0273 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1312 #125A5B

analogous

#5B1236 #5B1312 #5B3812

triadic

#5B1312 #125B13 #13125B

tetradic

#5B1312 #365B12 #125A5B #38125B

square

#5B1312 #365B12 #125A5B #38125B

split-complementary

#5B1312 #125B38 #12365B

monochromatic

#1A0505 #280808 #5B1312 #8E1E1C #C12826

Accessibility & contrast

On white

13.58

#5B1312 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#5B1312 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1312

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1312	#FFFFFF	#000000	##FFFFFF
##5B1312	1.00	13.58	1.55	13.58
#FFFFFF	13.58	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282411

Deuteranopia (green-blind)

#3A340F

Tritanopia (blue-blind)

#650014

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #5b1312;
/* rgb */ color: rgb(91, 19, 18);
/* oklch */ color: oklch(31.4% 0.104 26.2);

Tailwind

colors: {
  custom: {
    50: '#905750',
    500: '#5b1312',
    950: '#000000',
  },
}

SCSS

$custom: #5b1312;
$custom-light: #905750;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1312",
  "rgb": {
    "r": 91,
    "g": 19,
    "b": 18
  },
  "hsl": {
    "h": 0.822,
    "s": 66.972,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31373,
    "c": 0.10417,
    "h": 26.2
  },
  "luminance": 0.02734
}

Semantic roles & 50–950 ramp

primary

#5B1312

secondary

#359293

accent

#E8EA3E

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0302

muted

#7E7878

Preview Lab

Preview with #5B1312

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

Preview Lab → · Contrast checker → · Palette generator →