#C13F31#C13F31

#C13F31 is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.2% C 0.169 H 29.6°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#C13F31
RGB	rgb(193, 63, 49)
HSL	hsl(6, 60%, 47%)
HSV	hsv(6, 75%, 76%)
CMYK	cmyk(0%, 67.4%, 74.6%, 24.3%)
CIE-LAB	lab(45.80, 51.10, 37.18)
CIE-LCH	lch(45.80, 63.19, 36.04°)
OKLab	oklab(55.23% 0.1466 0.0832)
OKLCH	oklch(55.23% 0.169 29.6)
XYZ	xyz(24.3269, 15.1178, 4.5422)
Luminance	0.1511 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C13F31 #31B3C1

analogous

#C1316B #C13F31 #C18731

triadic

#C13F31 #31C13F #3F31C1

tetradic

#C13F31 #6BC131 #31B3C1 #8731C1

square

#C13F31 #6BC131 #31B3C1 #8731C1

split-complementary

#C13F31 #31C187 #316BC1

monochromatic

#5F1F18 #902F25 #C13F31 #D5665A #E2938B

Accessibility & contrast

On white

5.22

#C13F31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#C13F31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C13F31

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C13F31	#FFFFFF	#000000	##FFFFFF
##C13F31	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645A2E

Deuteranopia (green-blind)

#84772C

Tritanopia (blue-blind)

#D4183D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c13f31;
/* rgb */ color: rgb(193, 63, 49);
/* oklch */ color: oklch(55.2% 0.169 29.6);

Tailwind

colors: {
  custom: {
    50: '#dc7b6a',
    500: '#c13f31',
    950: '#000000',
  },
}

SCSS

$custom: #c13f31;
$custom-light: #dc7b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#c13f31",
  "rgb": {
    "r": 193,
    "g": 63,
    "b": 49
  },
  "hsl": {
    "h": 5.833,
    "s": 59.504,
    "l": 47.451
  },
  "oklch": {
    "l": 0.55228,
    "c": 0.16856,
    "h": 29.6
  },
  "luminance": 0.15114
}

Semantic roles & 50–950 ramp

primary

#C13F31

secondary

#82C4CC

accent

#D3E345

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C13F31

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

Preview Lab → · Contrast checker → · Palette generator →