#C42A31#C42A31

#C42A31 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.8% C 0.189 H 24.4°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#C42A31
RGB	rgb(196, 42, 49)
HSL	hsl(357, 65%, 47%)
HSV	hsv(357, 79%, 77%)
CMYK	cmyk(0%, 78.6%, 75%, 23.1%)
CIE-LAB	lab(43.68, 59.45, 34.99)
CIE-LCH	lch(43.68, 68.98, 30.48°)
OKLab	oklab(53.75% 0.1725 0.0783)
OKLCH	oklch(53.75% 0.189 24.4)
XYZ	xyz(24.1502, 13.6173, 4.2619)
Luminance	0.1361 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C42A31 #2AC4BD

analogous

#C42A7E #C42A31 #C4702A

triadic

#C42A31 #31C42A #2A31C4

tetradic

#C42A31 #7EC42A #2AC4BD #702AC4

square

#C42A31 #7EC42A #2AC4BD #702AC4

split-complementary

#C42A31 #2AC470 #2A7EC4

monochromatic

#5F1418 #921F24 #C42A31 #DA5158 #E58488

Accessibility & contrast

On white

5.64

#C42A31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#C42A31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C42A31

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C42A31	#FFFFFF	#000000	##FFFFFF
##C42A31	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5230

Deuteranopia (green-blind)

#80732B

Tritanopia (blue-blind)

#D8002F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #c42a31;
/* rgb */ color: rgb(196, 42, 49);
/* oklch */ color: oklch(53.8% 0.189 24.4);

Tailwind

colors: {
  custom: {
    50: '#df7269',
    500: '#c42a31',
    950: '#000000',
  },
}

SCSS

$custom: #c42a31;
$custom-light: #df7269;
$custom-dark: #000000;

JSON

{
  "hex": "#c42a31",
  "rgb": {
    "r": 196,
    "g": 42,
    "b": 49
  },
  "hsl": {
    "h": 357.273,
    "s": 64.706,
    "l": 46.667
  },
  "oklch": {
    "l": 0.53751,
    "c": 0.18946,
    "h": 24.4
  },
  "luminance": 0.13613
}

Semantic roles & 50–950 ramp

primary

#C42A31

secondary

#7CCECA

accent

#E8E040

background

#FFF7F6

surface

#FEEDEB

border

#D6C8C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C42A31

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

Preview Lab → · Contrast checker → · Palette generator →