#C73F34#C73F34

#C73F34 is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.3% C 0.174 H 28.5°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#C73F34
RGB	rgb(199, 63, 52)
HSL	hsl(4, 59%, 49%)
HSV	hsv(4, 74%, 78%)
CMYK	cmyk(0%, 68.3%, 73.9%, 22%)
CIE-LAB	lab(46.91, 53.23, 37.03)
CIE-LCH	lch(46.91, 64.84, 34.83°)
OKLab	oklab(56.27% 0.1532 0.0832)
OKLCH	oklch(56.27% 0.174 28.5)
XYZ	xyz(25.9534, 15.9489, 4.9600)
Luminance	0.1595 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73F34 #34BCC7

analogous

#C73473 #C73F34 #C78934

triadic

#C73F34 #34C73F #3F34C7

tetradic

#C73F34 #73C734 #34BCC7 #8934C7

square

#C73F34 #73C734 #34BCC7 #8934C7

split-complementary

#C73F34 #34C789 #3473C7

monochromatic

#66201B #963027 #C73F34 #D66B62 #E39993

Accessibility & contrast

On white

5.01

#C73F34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#C73F34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73F34

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73F34	#FFFFFF	#000000	##FFFFFF
##C73F34	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665C32

Deuteranopia (green-blind)

#887A2F

Tritanopia (blue-blind)

#DB133E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c73f34;
/* rgb */ color: rgb(199, 63, 52);
/* oklch */ color: oklch(56.3% 0.174 28.5);

Tailwind

colors: {
  custom: {
    50: '#e07c6c',
    500: '#c73f34',
    950: '#000000',
  },
}

SCSS

$custom: #c73f34;
$custom-light: #e07c6c;
$custom-dark: #000000;

JSON

{
  "hex": "#c73f34",
  "rgb": {
    "r": 199,
    "g": 63,
    "b": 52
  },
  "hsl": {
    "h": 4.49,
    "s": 58.566,
    "l": 49.216
  },
  "oklch": {
    "l": 0.56272,
    "c": 0.17433,
    "h": 28.5
  },
  "luminance": 0.15945
}

Semantic roles & 50–950 ramp

primary

#C73F34

secondary

#89C9CE

accent

#D6E246

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C73F34

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

Preview Lab → · Contrast checker → · Palette generator →