#5B0F1A#5B0F1A

#5B0F1A is a dark, moderate red. Relative luminance 0.026; OKLCH L 31.1% C 0.107 H 18.7°. Best body text is #FFFFFF at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#5B0F1A
RGB	rgb(91, 15, 26)
HSL	hsl(351, 72%, 21%)
HSV	hsv(351, 84%, 36%)
CMYK	cmyk(0%, 83.5%, 71.4%, 64.3%)
CIE-LAB	lab(18.55, 34.26, 14.55)
CIE-LCH	lch(18.55, 37.22, 23.02°)
OKLab	oklab(31.12% 0.1016 0.0345)
OKLCH	oklch(31.12% 0.107 18.7)
XYZ	xyz(4.6722, 2.6411, 1.2408)
Luminance	0.0264 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B0F1A #0F5B50

analogous

#5B0F40 #5B0F1A #5B2A0F

triadic

#5B0F1A #1A5B0F #0F1A5B

tetradic

#5B0F1A #405B0F #0F5B50 #2A0F5B

square

#5B0F1A #405B0F #0F5B50 #2A0F5B

split-complementary

#5B0F1A #0F5B2A #0F405B

monochromatic

#1A0408 #26060B #5B0F1A #901829 #C42038

Accessibility & contrast

On white

13.74

#5B0F1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#5B0F1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B0F1A

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B0F1A	#FFFFFF	#000000	##FFFFFF
##5B0F1A	1.00	13.74	1.53	13.74
#FFFFFF	13.74	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25231A

Deuteranopia (green-blind)

#383318

Tritanopia (blue-blind)

#650014

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #5b0f1a;
/* rgb */ color: rgb(91, 15, 26);
/* oklch */ color: oklch(31.1% 0.107 18.7);

Tailwind

colors: {
  custom: {
    50: '#8f5656',
    500: '#5b0f1a',
    950: '#000000',
  },
}

SCSS

$custom: #5b0f1a;
$custom-light: #8f5656;
$custom-dark: #000000;

JSON

{
  "hex": "#5b0f1a",
  "rgb": {
    "r": 91,
    "g": 15,
    "b": 26
  },
  "hsl": {
    "h": 351.316,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.31117,
    "c": 0.10727,
    "h": 18.7
  },
  "luminance": 0.0264
}

Semantic roles & 50–950 ramp

primary

#5B0F1A

secondary

#319586

accent

#EED439

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0303

muted

#7E7878

Preview Lab

Preview with #5B0F1A

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

Preview Lab → · Contrast checker → · Palette generator →