#C42543#C42543

#C42543 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.7% C 0.192 H 17.2°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#C42543
RGB	rgb(196, 37, 67)
HSL	hsl(349, 68%, 46%)
HSV	hsv(349, 81%, 77%)
CMYK	cmyk(0%, 81.1%, 65.8%, 23.1%)
CIE-LAB	lab(43.46, 61.67, 23.87)
CIE-LCH	lch(43.46, 66.12, 21.16°)
OKLab	oklab(53.68% 0.1836 0.0568)
OKLCH	oklch(53.68% 0.192 17.2)
XYZ	xyz(24.4424, 13.4679, 6.6217)
Luminance	0.1346 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C42543 #25C4A6

analogous

#C42592 #C42543 #C45625

triadic

#C42543 #43C425 #2543C4

tetradic

#C42543 #92C425 #25C4A6 #5625C4

square

#C42543 #92C425 #25C4A6 #5625C4

split-complementary

#C42543 #25C456 #2592C4

monochromatic

#5D1220 #911B31 #C42543 #DD4965 #E67D91

Accessibility & contrast

On white

5.69

#C42543 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#C42543 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C42543

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C42543	#FFFFFF	#000000	##FFFFFF
##C42543	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565143

Deuteranopia (green-blind)

#7D723E

Tritanopia (blue-blind)

#D70032

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #c42543;
/* rgb */ color: rgb(196, 37, 67);
/* oklch */ color: oklch(53.7% 0.192 17.2);

Tailwind

colors: {
  custom: {
    50: '#de7176',
    500: '#c42543',
    950: '#000000',
  },
}

SCSS

$custom: #c42543;
$custom-light: #de7176;
$custom-dark: #000000;

JSON

{
  "hex": "#c42543",
  "rgb": {
    "r": 196,
    "g": 37,
    "b": 67
  },
  "hsl": {
    "h": 348.679,
    "s": 68.24,
    "l": 45.686
  },
  "oklch": {
    "l": 0.53675,
    "c": 0.19216,
    "h": 17.2
  },
  "luminance": 0.13464
}

Semantic roles & 50–950 ramp

primary

#C42543

secondary

#76CFBE

accent

#EBCA3D

background

#FEF7F7

surface

#FDEDED

border

#D5C8C8

text

#170908

muted

#857B7B

Preview Lab

Preview with #C42543

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

Preview Lab → · Contrast checker → · Palette generator →