#C42B4B#C42B4B

#C42B4B is a mid, vivid red. Relative luminance 0.140; OKLCH L 54.3% C 0.188 H 14.9°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#C42B4B
RGB	rgb(196, 43, 75)
HSL	hsl(347, 64%, 47%)
HSV	hsv(347, 78%, 77%)
CMYK	cmyk(0%, 78.1%, 61.7%, 23.1%)
CIE-LAB	lab(44.20, 60.47, 19.88)
CIE-LCH	lch(44.20, 63.65, 18.20°)
OKLab	oklab(54.27% 0.1813 0.0484)
OKLCH	oklch(54.27% 0.188 14.9)
XYZ	xyz(24.9014, 13.9752, 8.0415)
Luminance	0.1397 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C42B4B #2BC4A4

analogous

#C42B98 #C42B4B #C4582B

triadic

#C42B4B #4BC42B #2B4BC4

tetradic

#C42B4B #98C42B #2BC4A4 #582BC4

square

#C42B4B #98C42B #2BC4A4 #582BC4

split-complementary

#C42B4B #2BC458 #2B98C4

monochromatic

#601525 #922038 #C42B4B #D9536F #E48599

Accessibility & contrast

On white

5.53

#C42B4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#C42B4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C42B4B

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C42B4B	#FFFFFF	#000000	##FFFFFF
##C42B4B	1.00	5.53	3.79	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57544B

Deuteranopia (green-blind)

#7E7447

Tritanopia (blue-blind)

#D70039

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #c42b4b;
/* rgb */ color: rgb(196, 43, 75);
/* oklch */ color: oklch(54.3% 0.188 14.9);

Tailwind

colors: {
  custom: {
    50: '#dd737d',
    500: '#c42b4b',
    950: '#000000',
  },
}

SCSS

$custom: #c42b4b;
$custom-light: #dd737d;
$custom-dark: #000000;

JSON

{
  "hex": "#c42b4b",
  "rgb": {
    "r": 196,
    "g": 43,
    "b": 75
  },
  "hsl": {
    "h": 347.451,
    "s": 64.017,
    "l": 46.863
  },
  "oklch": {
    "l": 0.54268,
    "c": 0.18767,
    "h": 14.9
  },
  "luminance": 0.13972
}

Semantic roles & 50–950 ramp

primary

#C42B4B

secondary

#7DCEBD

accent

#E7C441

background

#FEF7F7

surface

#FDEDEE

border

#D5C8C9

text

#170909

muted

#857B7B

Preview Lab

Preview with #C42B4B

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

Preview Lab → · Contrast checker → · Palette generator →