#C13331#C13331

#C13331 is a mid, vivid red. Relative luminance 0.139; OKLCH L 54.0% C 0.179 H 26.2°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#C13331
RGB	rgb(193, 51, 49)
HSL	hsl(1, 60%, 47%)
HSV	hsv(1, 75%, 76%)
CMYK	cmyk(0%, 73.6%, 74.6%, 24.3%)
CIE-LAB	lab(44.13, 55.66, 35.34)
CIE-LCH	lch(44.13, 65.93, 32.41°)
OKLab	oklab(53.99% 0.1609 0.0792)
OKLCH	oklch(53.99% 0.179 26.2)
XYZ	xyz(23.7333, 13.9305, 4.3443)
Luminance	0.1393 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C13331 #31BFC1

analogous

#C13177 #C13331 #C17B31

triadic

#C13331 #31C133 #3331C1

tetradic

#C13331 #77C131 #31BFC1 #7B31C1

square

#C13331 #77C131 #31BFC1 #7B31C1

split-complementary

#C13331 #31C17B #3177C1

monochromatic

#5F1918 #902625 #C13331 #D55C5A #E28C8B

Accessibility & contrast

On white

5.55

#C13331 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#C13331 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C13331

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C13331	#FFFFFF	#000000	##FFFFFF
##C13331	1.00	5.55	3.79	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D552F

Deuteranopia (green-blind)

#80742C

Tritanopia (blue-blind)

#D40034

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #c13331;
/* rgb */ color: rgb(193, 51, 49);
/* oklch */ color: oklch(54.0% 0.179 26.2);

Tailwind

colors: {
  custom: {
    50: '#dc7569',
    500: '#c13331',
    950: '#000000',
  },
}

SCSS

$custom: #c13331;
$custom-light: #dc7569;
$custom-dark: #000000;

JSON

{
  "hex": "#c13331",
  "rgb": {
    "r": 193,
    "g": 51,
    "b": 49
  },
  "hsl": {
    "h": 0.833,
    "s": 59.504,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53985,
    "c": 0.17936,
    "h": 26.2
  },
  "luminance": 0.13927
}

Semantic roles & 50–950 ramp

primary

#C13331

secondary

#82CBCC

accent

#E0E345

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C13331

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

Preview Lab → · Contrast checker → · Palette generator →