#C43A43#C43A43

#C43A43 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.5% C 0.174 H 21.4°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#C43A43
RGB	rgb(196, 58, 67)
HSL	hsl(356, 54%, 50%)
HSV	hsv(356, 70%, 77%)
CMYK	cmyk(0%, 70.4%, 65.8%, 23.1%)
CIE-LAB	lab(45.87, 54.94, 26.91)
CIE-LCH	lch(45.87, 61.18, 26.10°)
OKLab	oklab(55.46% 0.1621 0.0636)
OKLCH	oklch(55.46% 0.174 21.4)
XYZ	xyz(25.2938, 15.1708, 6.9055)
Luminance	0.1517 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43A43 #3AC4BB

analogous

#C43A88 #C43A43 #C4763A

triadic

#C43A43 #43C43A #3A43C4

tetradic

#C43A43 #88C43A #3AC4BB #763AC4

square

#C43A43 #88C43A #3AC4BB #763AC4

split-complementary

#C43A43 #3AC476 #3A88C4

monochromatic

#661E23 #952C33 #C43A43 #D36970 #E0989D

Accessibility & contrast

On white

5.21

#C43A43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#C43A43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43A43

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43A43	#FFFFFF	#000000	##FFFFFF
##C43A43	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605A42

Deuteranopia (green-blind)

#83773F

Tritanopia (blue-blind)

#D70E3E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43a43;
/* rgb */ color: rgb(196, 58, 67);
/* oklch */ color: oklch(55.5% 0.174 21.4);

Tailwind

colors: {
  custom: {
    50: '#dd7977',
    500: '#c43a43',
    950: '#000000',
  },
}

SCSS

$custom: #c43a43;
$custom-light: #dd7977;
$custom-dark: #000000;

JSON

{
  "hex": "#c43a43",
  "rgb": {
    "r": 196,
    "g": 58,
    "b": 67
  },
  "hsl": {
    "h": 356.087,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55462,
    "c": 0.1741,
    "h": 21.4
  },
  "luminance": 0.15167
}

Semantic roles & 50–950 ramp

primary

#C43A43

secondary

#8ECCC8

accent

#DED44A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C43A43

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

Preview Lab → · Contrast checker → · Palette generator →