#5C100F#5C100F

#5C100F is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.2% C 0.109 H 26.7°. Best body text is #FFFFFF at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#5C100F
RGB	rgb(92, 16, 15)
HSL	hsl(1, 72%, 21%)
HSV	hsv(1, 84%, 36%)
CMYK	cmyk(0%, 82.6%, 83.7%, 63.9%)
CIE-LAB	lab(18.72, 33.69, 21.94)
CIE-LCH	lch(18.72, 40.20, 33.07°)
OKLab	oklab(31.23% 0.0969 0.0488)
OKLCH	oklch(31.23% 0.109 26.7)
XYZ	xyz(4.6857, 2.6811, 0.7226)
Luminance	0.0268 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C100F #0F5B5C

analogous

#5C0F34 #5C100F #5C360F

triadic

#5C100F #0F5C10 #100F5C

tetradic

#5C100F #345C0F #0F5B5C #360F5C

square

#5C100F #345C0F #0F5B5C #360F5C

split-complementary

#5C100F #0F5C36 #0F345C

monochromatic

#1A0504 #270706 #5C100F #911918 #C52220

Accessibility & contrast

On white

13.67

#5C100F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#5C100F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5C100F

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C100F	#FFFFFF	#000000	##FFFFFF
##5C100F	1.00	13.67	1.54	13.67
#FFFFFF	13.67	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28230E

Deuteranopia (green-blind)

#3A330C

Tritanopia (blue-blind)

#660011

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #5c100f;
/* rgb */ color: rgb(92, 16, 15);
/* oklch */ color: oklch(31.2% 0.109 26.7);

Tailwind

colors: {
  custom: {
    50: '#91564e',
    500: '#5c100f',
    950: '#000000',
  },
}

SCSS

$custom: #5c100f;
$custom-light: #91564e;
$custom-dark: #000000;

JSON

{
  "hex": "#5c100f",
  "rgb": {
    "r": 92,
    "g": 16,
    "b": 15
  },
  "hsl": {
    "h": 0.779,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.3123,
    "c": 0.10851,
    "h": 26.7
  },
  "luminance": 0.0268
}

Semantic roles & 50–950 ramp

primary

#5C100F

secondary

#319495

accent

#ECEF39

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0301

muted

#7E7877

Preview Lab

Preview with #5C100F

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

Preview Lab → · Contrast checker → · Palette generator →