#C42729#C42729

#C42729 is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.4% C 0.192 H 26.2°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#C42729
RGB	rgb(196, 39, 41)
HSL	hsl(359, 67%, 46%)
HSV	hsv(359, 80%, 77%)
CMYK	cmyk(0%, 80.1%, 79.1%, 23.1%)
CIE-LAB	lab(43.29, 60.01, 39.14)
CIE-LCH	lch(43.29, 71.65, 33.11°)
OKLab	oklab(53.43% 0.1726 0.0851)
OKLCH	oklch(53.43% 0.192 26.2)
XYZ	xyz(23.8936, 13.3508, 3.4163)
Luminance	0.1335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C42729 #27C4C2

analogous

#C42777 #C42729 #C47327

triadic

#C42729 #29C427 #2729C4

tetradic

#C42729 #77C427 #27C4C2 #7327C4

square

#C42729 #77C427 #27C4C2 #7327C4

split-complementary

#C42729 #27C473 #2777C4

monochromatic

#5E1314 #911D1E #C42729 #DC4D4E #E68081

Accessibility & contrast

On white

5.72

#C42729 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#C42729 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C42729

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C42729	#FFFFFF	#000000	##FFFFFF
##C42729	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595127

Deuteranopia (green-blind)

#807222

Tritanopia (blue-blind)

#D8002A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c42729;
/* rgb */ color: rgb(196, 39, 41);
/* oklch */ color: oklch(53.4% 0.192 26.2);

Tailwind

colors: {
  custom: {
    50: '#e07164',
    500: '#c42729',
    950: '#000000',
  },
}

SCSS

$custom: #c42729;
$custom-light: #e07164;
$custom-dark: #000000;

JSON

{
  "hex": "#c42729",
  "rgb": {
    "r": 196,
    "g": 39,
    "b": 41
  },
  "hsl": {
    "h": 359.236,
    "s": 66.809,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53431,
    "c": 0.19243,
    "h": 26.2
  },
  "luminance": 0.13347
}

Semantic roles & 50–950 ramp

primary

#C42729

secondary

#79CECD

accent

#EAE83E

background

#FFF7F6

surface

#FEEDEB

border

#D6C8C6

text

#170905

muted

#857B7A

Preview Lab

Preview with #C42729

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

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