#C53137#C53137

#C53137 is a mid, vivid red. Relative luminance 0.143; OKLCH L 54.6% C 0.184 H 23.9°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#C53137
RGB	rgb(197, 49, 55)
HSL	hsl(358, 60%, 48%)
HSV	hsv(358, 75%, 77%)
CMYK	cmyk(0%, 75.1%, 72.1%, 22.7%)
CIE-LAB	lab(44.73, 57.82, 32.72)
CIE-LCH	lch(44.73, 66.44, 29.50°)
OKLab	oklab(54.59% 0.1686 0.0746)
OKLCH	oklch(54.59% 0.184 23.9)
XYZ	xyz(24.8167, 14.3466, 5.0761)
Luminance	0.1434 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53137 #31C5BF

analogous

#C53181 #C53137 #C57531

triadic

#C53137 #37C531 #3137C5

tetradic

#C53137 #81C531 #31C5BF #7531C5

square

#C53137 #81C531 #31C5BF #7531C5

split-complementary

#C53137 #31C575 #3181C5

monochromatic

#63191C #942529 #C53137 #D75D62 #E38E91

Accessibility & contrast

On white

5.43

#C53137 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#C53137 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53137

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53137	#FFFFFF	#000000	##FFFFFF
##C53137	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5536

Deuteranopia (green-blind)

#827532

Tritanopia (blue-blind)

#D90035

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c53137;
/* rgb */ color: rgb(197, 49, 55);
/* oklch */ color: oklch(54.6% 0.184 23.9);

Tailwind

colors: {
  custom: {
    50: '#df756e',
    500: '#c53137',
    950: '#000000',
  },
}

SCSS

$custom: #c53137;
$custom-light: #df756e;
$custom-dark: #000000;

JSON

{
  "hex": "#c53137",
  "rgb": {
    "r": 197,
    "g": 49,
    "b": 55
  },
  "hsl": {
    "h": 357.568,
    "s": 60.163,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54588,
    "c": 0.18432,
    "h": 23.9
  },
  "luminance": 0.14343
}

Semantic roles & 50–950 ramp

primary

#C53137

secondary

#85CDCA

accent

#E3DD44

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #C53137

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

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