#C13937#C13937

#C13937 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.7% C 0.173 H 25.7°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#C13937
RGB	rgb(193, 57, 55)
HSL	hsl(1, 56%, 49%)
HSV	hsv(1, 72%, 76%)
CMYK	cmyk(0%, 70.5%, 71.5%, 24.3%)
CIE-LAB	lab(45.00, 53.74, 32.85)
CIE-LCH	lch(45.00, 62.98, 31.44°)
OKLab	oklab(54.66% 0.1561 0.0751)
OKLCH	oklch(54.66% 0.173 25.7)
XYZ	xyz(24.1477, 14.5431, 5.1493)
Luminance	0.1454 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C13937 #37BFC1

analogous

#C1377A #C13937 #C17E37

triadic

#C13937 #37C139 #3937C1

tetradic

#C13937 #7AC137 #37BFC1 #7E37C1

square

#C13937 #7AC137 #37BFC1 #7E37C1

split-complementary

#C13937 #37C17E #377AC1

monochromatic

#621D1C #912B29 #C13937 #D26463 #E09392

Accessibility & contrast

On white

5.37

#C13937 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#C13937 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C13937

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C13937	#FFFFFF	#000000	##FFFFFF
##C13937	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605835

Deuteranopia (green-blind)

#827532

Tritanopia (blue-blind)

#D4063A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c13937;
/* rgb */ color: rgb(193, 57, 55);
/* oklch */ color: oklch(54.7% 0.173 25.7);

Tailwind

colors: {
  custom: {
    50: '#dc786e',
    500: '#c13937',
    950: '#000000',
  },
}

SCSS

$custom: #c13937;
$custom-light: #dc786e;
$custom-dark: #000000;

JSON

{
  "hex": "#c13937",
  "rgb": {
    "r": 193,
    "g": 57,
    "b": 55
  },
  "hsl": {
    "h": 0.87,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54658,
    "c": 0.17322,
    "h": 25.7
  },
  "luminance": 0.1454
}

Semantic roles & 50–950 ramp

primary

#C13937

secondary

#89CACB

accent

#DDDF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C13937

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

Preview Lab → · Contrast checker → · Palette generator →