#C53F42#C53F42

#C53F42 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.1% C 0.170 H 23.3°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#C53F42
RGB	rgb(197, 63, 66)
HSL	hsl(359, 54%, 51%)
HSV	hsv(359, 68%, 77%)
CMYK	cmyk(0%, 68%, 66.5%, 22.7%)
CIE-LAB	lab(46.74, 53.26, 28.63)
CIE-LCH	lch(46.74, 60.47, 28.26°)
OKLab	oklab(56.14% 0.1564 0.0673)
OKLCH	oklch(56.14% 0.17 23.3)
XYZ	xyz(25.7895, 15.8224, 6.8492)
Luminance	0.1582 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53F42 #3FC5C2

analogous

#C53F85 #C53F42 #C57F3F

triadic

#C53F42 #42C53F #3F42C5

tetradic

#C53F42 #85C53F #3FC5C2 #7F3FC5

square

#C53F42 #85C53F #3FC5C2 #7F3FC5

split-complementary

#C53F42 #3FC57F #3F85C5

monochromatic

#6A2022 #992E31 #C53F42 #D36E70 #E19D9F

Accessibility & contrast

On white

5.04

#C53F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#C53F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53F42

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53F42	#FFFFFF	#000000	##FFFFFF
##C53F42	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645D41

Deuteranopia (green-blind)

#85793E

Tritanopia (blue-blind)

#D81A41

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c53f42;
/* rgb */ color: rgb(197, 63, 66);
/* oklch */ color: oklch(56.1% 0.170 23.3);

Tailwind

colors: {
  custom: {
    50: '#de7c76',
    500: '#c53f42',
    950: '#000000',
  },
}

SCSS

$custom: #c53f42;
$custom-light: #de7c76;
$custom-dark: #000000;

JSON

{
  "hex": "#c53f42",
  "rgb": {
    "r": 197,
    "g": 63,
    "b": 66
  },
  "hsl": {
    "h": 358.657,
    "s": 53.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56142,
    "c": 0.17028,
    "h": 23.3
  },
  "luminance": 0.15819
}

Semantic roles & 50–950 ramp

primary

#C53F42

secondary

#92CECC

accent

#DDDA4B

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C53F42

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

Preview Lab → · Contrast checker → · Palette generator →