#C73C28#C73C28

#C73C28 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.8% C 0.179 H 31.2°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#C73C28
RGB	rgb(199, 60, 40)
HSL	hsl(8, 67%, 47%)
HSV	hsv(8, 80%, 78%)
CMYK	cmyk(0%, 69.8%, 79.9%, 22%)
CIE-LAB	lab(46.35, 53.95, 42.96)
CIE-LCH	lch(46.35, 68.97, 38.53°)
OKLab	oklab(55.82% 0.1531 0.0928)
OKLCH	oklch(55.82% 0.179 31.2)
XYZ	xyz(25.5550, 15.5309, 3.6592)
Luminance	0.1553 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73C28 #28B3C7

analogous

#C72864 #C73C28 #C78C28

triadic

#C73C28 #28C73C #3C28C7

tetradic

#C73C28 #64C728 #28B3C7 #8C28C7

square

#C73C28 #64C728 #28B3C7 #8C28C7

split-complementary

#C73C28 #28C78C #2864C7

monochromatic

#611D14 #942D1E #C73C28 #DC6250 #E69083

Accessibility & contrast

On white

5.12

#C73C28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#C73C28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73C28

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73C28	#FFFFFF	#000000	##FFFFFF
##C73C28	1.00	5.12	4.11	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655A24

Deuteranopia (green-blind)

#877922

Tritanopia (blue-blind)

#DB0139

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c73c28;
/* rgb */ color: rgb(199, 60, 40);
/* oklch */ color: oklch(55.8% 0.179 31.2);

Tailwind

colors: {
  custom: {
    50: '#e17a64',
    500: '#c73c28',
    950: '#000000',
  },
}

SCSS

$custom: #c73c28;
$custom-light: #e17a64;
$custom-dark: #000000;

JSON

{
  "hex": "#c73c28",
  "rgb": {
    "r": 199,
    "g": 60,
    "b": 40
  },
  "hsl": {
    "h": 7.547,
    "s": 66.527,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55817,
    "c": 0.17902,
    "h": 31.2
  },
  "luminance": 0.15527
}

Semantic roles & 50–950 ramp

primary

#C73C28

secondary

#7CC5CF

accent

#D4E93E

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A05

muted

#857C7A

Preview Lab

Preview with #C73C28

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

Preview Lab → · Contrast checker → · Palette generator →