#5C151B#5C151B

#5C151B is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.9% C 0.102 H 20.7°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#5C151B
RGB	rgb(92, 21, 27)
HSL	hsl(355, 63%, 22%)
HSV	hsv(355, 77%, 36%)
CMYK	cmyk(0%, 77.2%, 70.7%, 63.9%)
CIE-LAB	lab(19.60, 32.37, 15.24)
CIE-LCH	lch(19.60, 35.78, 25.20°)
OKLab	oklab(31.95% 0.0957 0.0361)
OKLCH	oklch(31.95% 0.102 20.7)
XYZ	xyz(4.8801, 2.8915, 1.3378)
Luminance	0.0289 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C151B #155C56

analogous

#5C153E #5C151B #5C3315

triadic

#5C151B #1B5C15 #151B5C

tetradic

#5C151B #3E5C15 #155C56 #33155C

square

#5C151B #3E5C15 #155C56 #33155C

split-complementary

#5C151B #155C33 #153E5C

monochromatic

#190607 #2A0A0C #5C151B #8E202A #C02C38

Accessibility & contrast

On white

13.31

#5C151B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#5C151B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5C151B

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C151B	#FFFFFF	#000000	##FFFFFF
##5C151B	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29261B

Deuteranopia (green-blind)

#3B3519

Tritanopia (blue-blind)

#660118

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #5c151b;
/* rgb */ color: rgb(92, 21, 27);
/* oklch */ color: oklch(31.9% 0.102 20.7);

Tailwind

colors: {
  custom: {
    50: '#905857',
    500: '#5c151b',
    950: '#000000',
  },
}

SCSS

$custom: #5c151b;
$custom-light: #905857;
$custom-dark: #000000;

JSON

{
  "hex": "#5c151b",
  "rgb": {
    "r": 92,
    "g": 21,
    "b": 27
  },
  "hsl": {
    "h": 354.93,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31949,
    "c": 0.10223,
    "h": 20.7
  },
  "luminance": 0.02891
}

Semantic roles & 50–950 ramp

primary

#5C151B

secondary

#39938C

accent

#E6D842

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0403

muted

#7E7978

Preview Lab

Preview with #5C151B

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

Preview Lab → · Contrast checker → · Palette generator →