#C42730#C42730

#C42730 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.5% C 0.192 H 24.2°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#C42730
RGB	rgb(196, 39, 48)
HSL	hsl(357, 67%, 46%)
HSV	hsv(357, 80%, 77%)
CMYK	cmyk(0%, 80.1%, 75.5%, 23.1%)
CIE-LAB	lab(43.37, 60.26, 35.22)
CIE-LCH	lch(43.37, 69.80, 30.31°)
OKLab	oklab(53.51% 0.1749 0.0785)
OKLCH	oklch(53.51% 0.192 24.2)
XYZ	xyz(24.0269, 13.4041, 4.1179)
Luminance	0.1340 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C42730 #27C4BB

analogous

#C4277E #C42730 #C46D27

triadic

#C42730 #30C427 #2730C4

tetradic

#C42730 #7EC427 #27C4BB #6D27C4

square

#C42730 #7EC427 #27C4BB #6D27C4

split-complementary

#C42730 #27C46D #277EC4

monochromatic

#5E1317 #911D23 #C42730 #DC4D55 #E68086

Accessibility & contrast

On white

5.71

#C42730 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#C42730 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C42730

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C42730	#FFFFFF	#000000	##FFFFFF
##C42730	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512F

Deuteranopia (green-blind)

#7F722A

Tritanopia (blue-blind)

#D8002C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c42730;
/* rgb */ color: rgb(196, 39, 48);
/* oklch */ color: oklch(53.5% 0.192 24.2);

Tailwind

colors: {
  custom: {
    50: '#df7168',
    500: '#c42730',
    950: '#000000',
  },
}

SCSS

$custom: #c42730;
$custom-light: #df7168;
$custom-dark: #000000;

JSON

{
  "hex": "#c42730",
  "rgb": {
    "r": 196,
    "g": 39,
    "b": 48
  },
  "hsl": {
    "h": 356.561,
    "s": 66.809,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53514,
    "c": 0.19171,
    "h": 24.2
  },
  "luminance": 0.134
}

Semantic roles & 50–950 ramp

primary

#C42730

secondary

#79CEC9

accent

#EAE03E

background

#FFF7F6

surface

#FEEDEB

border

#D6C8C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C42730

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

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