#C43C3D#C43C3D

#C43C3D is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.6% C 0.173 H 24.4°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#C43C3D
RGB	rgb(196, 60, 61)
HSL	hsl(360, 54%, 50%)
HSV	hsv(360, 69%, 77%)
CMYK	cmyk(0%, 69.4%, 68.9%, 23.1%)
CIE-LAB	lab(46.05, 53.85, 30.71)
CIE-LCH	lch(46.05, 61.99, 29.70°)
OKLab	oklab(55.57% 0.1574 0.0713)
OKLCH	oklch(55.57% 0.173 24.4)
XYZ	xyz(25.2258, 15.3081, 6.0404)
Luminance	0.1530 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43C3D #3CC4C3

analogous

#C43C81 #C43C3D #C47F3C

triadic

#C43C3D #3DC43C #3C3DC4

tetradic

#C43C3D #81C43C #3CC4C3 #7F3CC4

square

#C43C3D #81C43C #3CC4C3 #7F3CC4

split-complementary

#C43C3D #3CC47F #3C81C4

monochromatic

#671F20 #962D2E #C43C3D #D26B6C #E09A9A

Accessibility & contrast

On white

5.17

#C43C3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#C43C3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43C3D

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43C3D	#FFFFFF	#000000	##FFFFFF
##C43C3D	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A3C

Deuteranopia (green-blind)

#847839

Tritanopia (blue-blind)

#D7113E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43c3d;
/* rgb */ color: rgb(196, 60, 61);
/* oklch */ color: oklch(55.6% 0.173 24.4);

Tailwind

colors: {
  custom: {
    50: '#de7a72',
    500: '#c43c3d',
    950: '#000000',
  },
}

SCSS

$custom: #c43c3d;
$custom-light: #de7a72;
$custom-dark: #000000;

JSON

{
  "hex": "#c43c3d",
  "rgb": {
    "r": 196,
    "g": 60,
    "b": 61
  },
  "hsl": {
    "h": 359.559,
    "s": 53.543,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55571,
    "c": 0.17275,
    "h": 24.4
  },
  "luminance": 0.15304
}

Semantic roles & 50–950 ramp

primary

#C43C3D

secondary

#90CCCC

accent

#DDDC4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C43C3D

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

Preview Lab → · Contrast checker → · Palette generator →