#C13537#C13537

#C13537 is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.3% C 0.177 H 24.6°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#C13537
RGB	rgb(193, 53, 55)
HSL	hsl(359, 57%, 48%)
HSV	hsv(359, 73%, 76%)
CMYK	cmyk(0%, 72.5%, 71.5%, 24.3%)
CIE-LAB	lab(44.47, 55.21, 32.22)
CIE-LCH	lch(44.47, 63.93, 30.27°)
OKLab	oklab(54.26% 0.1608 0.0737)
OKLCH	oklch(54.26% 0.177 24.6)
XYZ	xyz(23.9577, 14.1631, 5.0859)
Luminance	0.1416 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C13537 #35C1BF

analogous

#C1357D #C13537 #C17935

triadic

#C13537 #37C135 #3537C1

tetradic

#C13537 #7DC135 #35C1BF #7935C1

square

#C13537 #7DC135 #35C1BF #7935C1

split-complementary

#C13537 #35C179 #357DC1

monochromatic

#611B1C #912829 #C13537 #D36062 #E09091

Accessibility & contrast

On white

5.48

#C13537 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#C13537 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C13537

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C13537	#FFFFFF	#000000	##FFFFFF
##C13537	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5636

Deuteranopia (green-blind)

#817432

Tritanopia (blue-blind)

#D40037

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #c13537;
/* rgb */ color: rgb(193, 53, 55);
/* oklch */ color: oklch(54.3% 0.177 24.6);

Tailwind

colors: {
  custom: {
    50: '#dc766e',
    500: '#c13537',
    950: '#000000',
  },
}

SCSS

$custom: #c13537;
$custom-light: #dc766e;
$custom-dark: #000000;

JSON

{
  "hex": "#c13537",
  "rgb": {
    "r": 193,
    "g": 53,
    "b": 55
  },
  "hsl": {
    "h": 359.143,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54258,
    "c": 0.17688,
    "h": 24.6
  },
  "luminance": 0.14159
}

Semantic roles & 50–950 ramp

primary

#C13537

secondary

#87CBCA

accent

#E0DE48

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #C13537

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

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