#C42542#C42542

#C42542 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.7% C 0.192 H 17.6°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#C42542
RGB	rgb(196, 37, 66)
HSL	hsl(349, 68%, 46%)
HSV	hsv(349, 81%, 77%)
CMYK	cmyk(0%, 81.1%, 66.3%, 23.1%)
CIE-LAB	lab(43.44, 61.61, 24.46)
CIE-LCH	lch(43.44, 66.29, 21.65°)
OKLab	oklab(53.66% 0.1832 0.058)
OKLCH	oklch(53.66% 0.192 17.6)
XYZ	xyz(24.4126, 13.4560, 6.4650)
Luminance	0.1345 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C42542 #25C4A7

analogous

#C42591 #C42542 #C45825

triadic

#C42542 #42C425 #2542C4

tetradic

#C42542 #91C425 #25C4A7 #5825C4

square

#C42542 #91C425 #25C4A7 #5825C4

split-complementary

#C42542 #25C458 #2591C4

monochromatic

#5D121F #911B31 #C42542 #DD4964 #E67D90

Accessibility & contrast

On white

5.69

#C42542 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#C42542 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C42542

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C42542	#FFFFFF	#000000	##FFFFFF
##C42542	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)

#565142

Deuteranopia (green-blind)

#7D723D

Tritanopia (blue-blind)

#D70032

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #c42542;
/* rgb */ color: rgb(196, 37, 66);
/* oklch */ color: oklch(53.7% 0.192 17.6);

Tailwind

colors: {
  custom: {
    50: '#de7176',
    500: '#c42542',
    950: '#000000',
  },
}

SCSS

$custom: #c42542;
$custom-light: #de7176;
$custom-dark: #000000;

JSON

{
  "hex": "#c42542",
  "rgb": {
    "r": 196,
    "g": 37,
    "b": 66
  },
  "hsl": {
    "h": 349.057,
    "s": 68.24,
    "l": 45.686
  },
  "oklch": {
    "l": 0.53656,
    "c": 0.19215,
    "h": 17.6
  },
  "luminance": 0.13452
}

Semantic roles & 50–950 ramp

primary

#C42542

secondary

#76CFBE

accent

#EBCB3D

background

#FEF7F7

surface

#FDEDED

border

#D5C8C8

text

#170908

muted

#857B7B

Preview Lab

Preview with #C42542

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

Preview Lab → · Contrast checker → · Palette generator →