#C73A33#C73A33

#C73A33 is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.7% C 0.179 H 27.4°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#C73A33
RGB	rgb(199, 58, 51)
HSL	hsl(3, 59%, 49%)
HSV	hsv(3, 74%, 78%)
CMYK	cmyk(0%, 70.9%, 74.4%, 22%)
CIE-LAB	lab(46.19, 55.11, 36.80)
CIE-LCH	lch(46.19, 66.27, 33.73°)
OKLab	oklab(55.73% 0.1589 0.0825)
OKLCH	oklch(55.73% 0.179 27.4)
XYZ	xyz(25.6667, 15.4111, 4.7545)
Luminance	0.1541 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73A33 #33C0C7

analogous

#C73376 #C73A33 #C78433

triadic

#C73A33 #33C73A #3A33C7

tetradic

#C73A33 #76C733 #33C0C7 #8433C7

square

#C73A33 #76C733 #33C0C7 #8433C7

split-complementary

#C73A33 #33C784 #3376C7

monochromatic

#661E1A #962C27 #C73A33 #D66661 #E39591

Accessibility & contrast

On white

5.15

#C73A33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#C73A33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73A33

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73A33	#FFFFFF	#000000	##FFFFFF
##C73A33	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A31

Deuteranopia (green-blind)

#86792E

Tritanopia (blue-blind)

#DB003A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c73a33;
/* rgb */ color: rgb(199, 58, 51);
/* oklch */ color: oklch(55.7% 0.179 27.4);

Tailwind

colors: {
  custom: {
    50: '#e1796b',
    500: '#c73a33',
    950: '#000000',
  },
}

SCSS

$custom: #c73a33;
$custom-light: #e1796b;
$custom-dark: #000000;

JSON

{
  "hex": "#c73a33",
  "rgb": {
    "r": 199,
    "g": 58,
    "b": 51
  },
  "hsl": {
    "h": 2.838,
    "s": 59.2,
    "l": 49.02
  },
  "oklch": {
    "l": 0.55733,
    "c": 0.17903,
    "h": 27.4
  },
  "luminance": 0.15407
}

Semantic roles & 50–950 ramp

primary

#C73A33

secondary

#88CACE

accent

#DBE245

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C73A33

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

Preview Lab → · Contrast checker → · Palette generator →