#5C101A#5C101A

#5C101A is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.4% C 0.107 H 19.3°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#5C101A
RGB	rgb(92, 16, 26)
HSL	hsl(352, 70%, 21%)
HSV	hsv(352, 83%, 36%)
CMYK	cmyk(0%, 82.6%, 71.7%, 63.9%)
CIE-LAB	lab(18.89, 34.24, 15.04)
CIE-LCH	lch(18.89, 37.40, 23.71°)
OKLab	oklab(31.41% 0.1014 0.0355)
OKLCH	oklch(31.41% 0.107 19.3)
XYZ	xyz(4.7859, 2.7212, 1.2503)
Luminance	0.0272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C101A #105C52

analogous

#5C1040 #5C101A #5C2C10

triadic

#5C101A #1A5C10 #101A5C

tetradic

#5C101A #405C10 #105C52 #2C105C

square

#5C101A #405C10 #105C52 #2C105C

split-complementary

#5C101A #105C2C #10405C

monochromatic

#1A0507 #28070B #5C101A #901929 #C42237

Accessibility & contrast

On white

13.60

#5C101A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#5C101A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5C101A

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C101A	#FFFFFF	#000000	##FFFFFF
##5C101A	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26241A

Deuteranopia (green-blind)

#393418

Tritanopia (blue-blind)

#660014

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #5c101a;
/* rgb */ color: rgb(92, 16, 26);
/* oklch */ color: oklch(31.4% 0.107 19.3);

Tailwind

colors: {
  custom: {
    50: '#905656',
    500: '#5c101a',
    950: '#000000',
  },
}

SCSS

$custom: #5c101a;
$custom-light: #905656;
$custom-dark: #000000;

JSON

{
  "hex": "#5c101a",
  "rgb": {
    "r": 92,
    "g": 16,
    "b": 26
  },
  "hsl": {
    "h": 352.105,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.31413,
    "c": 0.10743,
    "h": 19.3
  },
  "luminance": 0.0272
}

Semantic roles & 50–950 ramp

primary

#5C101A

secondary

#339588

accent

#EDD63B

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0303

muted

#7E7878

Preview Lab

Preview with #5C101A

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

Preview Lab → · Contrast checker → · Palette generator →