#C43C3B#C43C3B

#C43C3B is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.5% C 0.173 H 25.1°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#C43C3B
RGB	rgb(196, 60, 59)
HSL	hsl(0, 54%, 50%)
HSV	hsv(0, 70%, 77%)
CMYK	cmyk(0%, 69.4%, 69.9%, 23.1%)
CIE-LAB	lab(46.02, 53.75, 31.85)
CIE-LCH	lch(46.02, 62.48, 30.65°)
OKLab	oklab(55.54% 0.1566 0.0735)
OKLCH	oklch(55.54% 0.173 25.1)
XYZ	xyz(25.1730, 15.2869, 5.7620)
Luminance	0.1528 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43C3B #3BC3C4

analogous

#C43B7E #C43C3B #C4813B

triadic

#C43C3B #3BC43C #3C3BC4

tetradic

#C43C3B #7EC43B #3BC3C4 #813BC4

square

#C43C3B #7EC43B #3BC3C4 #813BC4

split-complementary

#C43C3B #3BC481 #3B7EC4

monochromatic

#661F1F #952E2D #C43C3B #D26B6A #E09A99

Accessibility & contrast

On white

5.18

#C43C3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#C43C3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43C3B

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43C3B	#FFFFFF	#000000	##FFFFFF
##C43C3B	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A3A

Deuteranopia (green-blind)

#847837

Tritanopia (blue-blind)

#D7103D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43c3b;
/* rgb */ color: rgb(196, 60, 59);
/* oklch */ color: oklch(55.5% 0.173 25.1);

Tailwind

colors: {
  custom: {
    50: '#de7a71',
    500: '#c43c3b',
    950: '#000000',
  },
}

SCSS

$custom: #c43c3b;
$custom-light: #de7a71;
$custom-dark: #000000;

JSON

{
  "hex": "#c43c3b",
  "rgb": {
    "r": 196,
    "g": 60,
    "b": 59
  },
  "hsl": {
    "h": 0.438,
    "s": 53.725,
    "l": 50
  },
  "oklch": {
    "l": 0.5554,
    "c": 0.17299,
    "h": 25.1
  },
  "luminance": 0.15283
}

Semantic roles & 50–950 ramp

primary

#C43C3B

secondary

#8FCCCC

accent

#DCDD4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C43C3B

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

Preview Lab → · Contrast checker → · Palette generator →