#C73440#C73440

#C73440 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.3% C 0.183 H 21.4°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#C73440
RGB	rgb(199, 52, 64)
HSL	hsl(355, 59%, 49%)
HSV	hsv(355, 74%, 78%)
CMYK	cmyk(0%, 73.9%, 67.8%, 22%)
CIE-LAB	lab(45.60, 57.86, 28.50)
CIE-LCH	lch(45.60, 64.50, 26.22°)
OKLab	oklab(55.35% 0.1704 0.0667)
OKLCH	oklch(55.35% 0.183 21.4)
XYZ	xyz(25.7094, 14.9721, 6.3857)
Luminance	0.1497 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73440 #34C7BB

analogous

#C7348A #C73440 #C77234

triadic

#C73440 #40C734 #3440C7

tetradic

#C73440 #8AC734 #34C7BB #7234C7

square

#C73440 #8AC734 #34C7BB #7234C7

split-complementary

#C73440 #34C772 #348AC7

monochromatic

#661B21 #962730 #C73440 #D6626C #E39399

Accessibility & contrast

On white

5.26

#C73440 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#C73440 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73440

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73440	#FFFFFF	#000000	##FFFFFF
##C73440	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E583F

Deuteranopia (green-blind)

#83773B

Tritanopia (blue-blind)

#DB003A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c73440;
/* rgb */ color: rgb(199, 52, 64);
/* oklch */ color: oklch(55.3% 0.183 21.4);

Tailwind

colors: {
  custom: {
    50: '#e07774',
    500: '#c73440',
    950: '#000000',
  },
}

SCSS

$custom: #c73440;
$custom-light: #e07774;
$custom-dark: #000000;

JSON

{
  "hex": "#c73440",
  "rgb": {
    "r": 199,
    "g": 52,
    "b": 64
  },
  "hsl": {
    "h": 355.102,
    "s": 58.566,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55346,
    "c": 0.18294,
    "h": 21.4
  },
  "luminance": 0.14968
}

Semantic roles & 50–950 ramp

primary

#C73440

secondary

#89CEC8

accent

#E2D546

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170908

muted

#857B7B

Preview Lab

Preview with #C73440

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

Preview Lab → · Contrast checker → · Palette generator →