#C43237#C43237

#C43237 is a mid, vivid red. Relative luminance 0.143; OKLCH L 54.5% C 0.182 H 24.0°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#C43237
RGB	rgb(196, 50, 55)
HSL	hsl(358, 59%, 48%)
HSV	hsv(358, 74%, 77%)
CMYK	cmyk(0%, 74.5%, 71.9%, 23.1%)
CIE-LAB	lab(44.66, 57.19, 32.59)
CIE-LCH	lch(44.66, 65.82, 29.68°)
OKLab	oklab(54.5% 0.1667 0.0743)
OKLCH	oklch(54.5% 0.182 24)
XYZ	xyz(24.5979, 14.2966, 5.0780)
Luminance	0.1429 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43237 #32C4BF

analogous

#C43280 #C43237 #C47632

triadic

#C43237 #37C432 #3237C4

tetradic

#C43237 #80C432 #32C4BF #7632C4

square

#C43237 #80C432 #32C4BF #7632C4

split-complementary

#C43237 #32C476 #3280C4

monochromatic

#62191C #932629 #C43237 #D65D62 #E28E91

Accessibility & contrast

On white

5.44

#C43237 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#C43237 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43237

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43237	#FFFFFF	#000000	##FFFFFF
##C43237	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5636

Deuteranopia (green-blind)

#827532

Tritanopia (blue-blind)

#D80036

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c43237;
/* rgb */ color: rgb(196, 50, 55);
/* oklch */ color: oklch(54.5% 0.182 24.0);

Tailwind

colors: {
  custom: {
    50: '#de756e',
    500: '#c43237',
    950: '#000000',
  },
}

SCSS

$custom: #c43237;
$custom-light: #de756e;
$custom-dark: #000000;

JSON

{
  "hex": "#c43237",
  "rgb": {
    "r": 196,
    "g": 50,
    "b": 55
  },
  "hsl": {
    "h": 357.945,
    "s": 59.35,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54501,
    "c": 0.18249,
    "h": 24
  },
  "luminance": 0.14293
}

Semantic roles & 50–950 ramp

primary

#C43237

secondary

#85CDCA

accent

#E3DD45

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #C43237

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

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