#C43133#C43133

#C43133 is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.4% C 0.184 H 25.2°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#C43133
RGB	rgb(196, 49, 51)
HSL	hsl(359, 60%, 48%)
HSV	hsv(359, 75%, 77%)
CMYK	cmyk(0%, 75%, 74%, 23.1%)
CIE-LAB	lab(44.48, 57.35, 34.73)
CIE-LCH	lch(44.48, 67.04, 31.20°)
OKLab	oklab(54.36% 0.1663 0.0782)
OKLCH	oklch(54.36% 0.184 25.2)
XYZ	xyz(24.4636, 14.1752, 4.5793)
Luminance	0.1417 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43133 #31C4C2

analogous

#C4317C #C43133 #C47931

triadic

#C43133 #33C431 #3133C4

tetradic

#C43133 #7CC431 #31C4C2 #7931C4

square

#C43133 #7CC431 #31C4C2 #7931C4

split-complementary

#C43133 #31C479 #317CC4

monochromatic

#62191A #932526 #C43133 #D65C5E #E28D8E

Accessibility & contrast

On white

5.48

#C43133 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#C43133 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43133

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43133	#FFFFFF	#000000	##FFFFFF
##C43133	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5531

Deuteranopia (green-blind)

#82752E

Tritanopia (blue-blind)

#D80034

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #c43133;
/* rgb */ color: rgb(196, 49, 51);
/* oklch */ color: oklch(54.4% 0.184 25.2);

Tailwind

colors: {
  custom: {
    50: '#df756b',
    500: '#c43133',
    950: '#000000',
  },
}

SCSS

$custom: #c43133;
$custom-light: #df756b;
$custom-dark: #000000;

JSON

{
  "hex": "#c43133",
  "rgb": {
    "r": 196,
    "g": 49,
    "b": 51
  },
  "hsl": {
    "h": 359.184,
    "s": 60,
    "l": 48.039
  },
  "oklch": {
    "l": 0.54357,
    "c": 0.18376,
    "h": 25.2
  },
  "luminance": 0.14171
}

Semantic roles & 50–950 ramp

primary

#C43133

secondary

#84CDCC

accent

#E3E145

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C43133

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

Preview Lab → · Contrast checker → · Palette generator →