#C42A2D#C42A2D

#C42A2D is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.7% C 0.190 H 25.6°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#C42A2D
RGB	rgb(196, 42, 45)
HSL	hsl(359, 65%, 47%)
HSV	hsv(359, 79%, 77%)
CMYK	cmyk(0%, 78.6%, 77%, 23.1%)
CIE-LAB	lab(43.63, 59.30, 37.24)
CIE-LCH	lch(43.63, 70.03, 32.13°)
OKLab	oklab(53.7% 0.1712 0.0821)
OKLCH	oklch(53.7% 0.19 25.6)
XYZ	xyz(24.0695, 13.5850, 3.8369)
Luminance	0.1358 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C42A2D #2AC4C1

analogous

#C42A7A #C42A2D #C4742A

triadic

#C42A2D #2DC42A #2A2DC4

tetradic

#C42A2D #7AC42A #2AC4C1 #742AC4

square

#C42A2D #7AC42A #2AC4C1 #742AC4

split-complementary

#C42A2D #2AC474 #2A7AC4

monochromatic

#5F1416 #921F21 #C42A2D #DA5154 #E58486

Accessibility & contrast

On white

5.65

#C42A2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#C42A2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C42A2D

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C42A2D	#FFFFFF	#000000	##FFFFFF
##C42A2D	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A522B

Deuteranopia (green-blind)

#807327

Tritanopia (blue-blind)

#D8002D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #c42a2d;
/* rgb */ color: rgb(196, 42, 45);
/* oklch */ color: oklch(53.7% 0.190 25.6);

Tailwind

colors: {
  custom: {
    50: '#df7266',
    500: '#c42a2d',
    950: '#000000',
  },
}

SCSS

$custom: #c42a2d;
$custom-light: #df7266;
$custom-dark: #000000;

JSON

{
  "hex": "#c42a2d",
  "rgb": {
    "r": 196,
    "g": 42,
    "b": 45
  },
  "hsl": {
    "h": 358.831,
    "s": 64.706,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53701,
    "c": 0.18988,
    "h": 25.6
  },
  "luminance": 0.13581
}

Semantic roles & 50–950 ramp

primary

#C42A2D

secondary

#7CCECC

accent

#E8E440

background

#FFF7F6

surface

#FEEDEB

border

#D6C8C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C42A2D

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

Preview Lab → · Contrast checker → · Palette generator →