#5B150E#5B150E

#5B150E is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.5% C 0.103 H 29.7°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#5B150E
RGB	rgb(91, 21, 14)
HSL	hsl(5, 73%, 21%)
HSV	hsv(5, 85%, 36%)
CMYK	cmyk(0%, 76.9%, 84.6%, 64.3%)
CIE-LAB	lab(19.19, 31.33, 22.95)
CIE-LCH	lch(19.19, 38.84, 36.23°)
OKLab	oklab(31.54% 0.0894 0.0509)
OKLCH	oklch(31.54% 0.103 29.7)
XYZ	xyz(4.6624, 2.7929, 0.7090)
Luminance	0.0279 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B150E #0E545B

analogous

#5B0E2D #5B150E #5B3B0E

triadic

#5B150E #0E5B15 #150E5B

tetradic

#5B150E #2D5B0E #0E545B #3B0E5B

square

#5B150E #2D5B0E #0E545B #3B0E5B

split-complementary

#5B150E #0E5B3B #0E2D5B

monochromatic

#1B0604 #260906 #5B150E #902116 #C52D1E

Accessibility & contrast

On white

13.48

#5B150E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#5B150E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B150E

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B150E	#FFFFFF	#000000	##FFFFFF
##5B150E	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)

#2A250D

Deuteranopia (green-blind)

#3B340B

Tritanopia (blue-blind)

#650014

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #5b150e;
/* rgb */ color: rgb(91, 21, 14);
/* oklch */ color: oklch(31.5% 0.103 29.7);

Tailwind

colors: {
  custom: {
    50: '#90584d',
    500: '#5b150e',
    950: '#000000',
  },
}

SCSS

$custom: #5b150e;
$custom-light: #90584d;
$custom-dark: #000000;

JSON

{
  "hex": "#5b150e",
  "rgb": {
    "r": 91,
    "g": 21,
    "b": 14
  },
  "hsl": {
    "h": 5.455,
    "s": 73.333,
    "l": 20.588
  },
  "oklch": {
    "l": 0.31542,
    "c": 0.10287,
    "h": 29.7
  },
  "luminance": 0.02792
}

Semantic roles & 50–950 ramp

primary

#5B150E

secondary

#308C95

accent

#DFF038

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0301

muted

#7E7877

Preview Lab

Preview with #5B150E

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

Preview Lab → · Contrast checker → · Palette generator →