#C73D34#C73D34

#C73D34 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.1% C 0.176 H 27.9°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#C73D34
RGB	rgb(199, 61, 52)
HSL	hsl(4, 59%, 49%)
HSV	hsv(4, 74%, 78%)
CMYK	cmyk(0%, 69.3%, 73.9%, 22%)
CIE-LAB	lab(46.62, 54.01, 36.71)
CIE-LCH	lch(46.62, 65.31, 34.20°)
OKLab	oklab(56.06% 0.1556 0.0825)
OKLCH	oklch(56.06% 0.176 27.9)
XYZ	xyz(25.8447, 15.7314, 4.9237)
Luminance	0.1573 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73D34 #34BEC7

analogous

#C73475 #C73D34 #C78634

triadic

#C73D34 #34C73D #3D34C7

tetradic

#C73D34 #75C734 #34BEC7 #8634C7

square

#C73D34 #75C734 #34BEC7 #8634C7

split-complementary

#C73D34 #34C786 #3475C7

monochromatic

#661F1B #962E27 #C73D34 #D66962 #E39893

Accessibility & contrast

On white

5.07

#C73D34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#C73D34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73D34

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73D34	#FFFFFF	#000000	##FFFFFF
##C73D34	1.00	5.07	4.15	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655B32

Deuteranopia (green-blind)

#877A2F

Tritanopia (blue-blind)

#DB0C3C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c73d34;
/* rgb */ color: rgb(199, 61, 52);
/* oklch */ color: oklch(56.1% 0.176 27.9);

Tailwind

colors: {
  custom: {
    50: '#e07b6c',
    500: '#c73d34',
    950: '#000000',
  },
}

SCSS

$custom: #c73d34;
$custom-light: #e07b6c;
$custom-dark: #000000;

JSON

{
  "hex": "#c73d34",
  "rgb": {
    "r": 199,
    "g": 61,
    "b": 52
  },
  "hsl": {
    "h": 3.673,
    "s": 58.566,
    "l": 49.216
  },
  "oklch": {
    "l": 0.56057,
    "c": 0.17617,
    "h": 27.9
  },
  "luminance": 0.15728
}

Semantic roles & 50–950 ramp

primary

#C73D34

secondary

#89C9CE

accent

#D8E246

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C73D34

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

Preview Lab → · Contrast checker → · Palette generator →