#C43C3A#C43C3A

#C43C3A is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.5% C 0.173 H 25.5°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#C43C3A
RGB	rgb(196, 60, 58)
HSL	hsl(1, 54%, 50%)
HSV	hsv(1, 70%, 77%)
CMYK	cmyk(0%, 69.4%, 70.4%, 23.1%)
CIE-LAB	lab(46.01, 53.70, 32.42)
CIE-LCH	lch(46.01, 62.73, 31.12°)
OKLab	oklab(55.53% 0.1563 0.0745)
OKLCH	oklch(55.53% 0.173 25.5)
XYZ	xyz(25.1473, 15.2767, 5.6267)
Luminance	0.1527 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43C3A #3AC2C4

analogous

#C43A7D #C43C3A #C4813A

triadic

#C43C3A #3AC43C #3C3AC4

tetradic

#C43C3A #7DC43A #3AC2C4 #813AC4

square

#C43C3A #7DC43A #3AC2C4 #813AC4

split-complementary

#C43C3A #3AC481 #3A7DC4

monochromatic

#661F1E #952E2C #C43C3A #D36A69 #E09998

Accessibility & contrast

On white

5.18

#C43C3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#C43C3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43C3A

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43C3A	#FFFFFF	#000000	##FFFFFF
##C43C3A	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A38

Deuteranopia (green-blind)

#847836

Tritanopia (blue-blind)

#D7103D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43c3a;
/* rgb */ color: rgb(196, 60, 58);
/* oklch */ color: oklch(55.5% 0.173 25.5);

Tailwind

colors: {
  custom: {
    50: '#de7a70',
    500: '#c43c3a',
    950: '#000000',
  },
}

SCSS

$custom: #c43c3a;
$custom-light: #de7a70;
$custom-dark: #000000;

JSON

{
  "hex": "#c43c3a",
  "rgb": {
    "r": 196,
    "g": 60,
    "b": 58
  },
  "hsl": {
    "h": 0.87,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55526,
    "c": 0.17312,
    "h": 25.5
  },
  "luminance": 0.15273
}

Semantic roles & 50–950 ramp

primary

#C43C3A

secondary

#8ECBCC

accent

#DCDE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C43C3A

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

Preview Lab → · Contrast checker → · Palette generator →