#C43F42#C43F42

#C43F42 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.0% C 0.169 H 23.2°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#C43F42
RGB	rgb(196, 63, 66)
HSL	hsl(359, 53%, 51%)
HSV	hsv(359, 68%, 77%)
CMYK	cmyk(0%, 67.9%, 66.3%, 23.1%)
CIE-LAB	lab(46.56, 52.94, 28.37)
CIE-LCH	lch(46.56, 60.06, 28.19°)
OKLab	oklab(55.98% 0.1555 0.0668)
OKLCH	oklch(55.98% 0.169 23.2)
XYZ	xyz(25.5285, 15.6878, 6.8370)
Luminance	0.1568 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43F42 #3FC4C1

analogous

#C43F84 #C43F42 #C47F3F

triadic

#C43F42 #42C43F #3F42C4

tetradic

#C43F42 #84C43F #3FC4C1 #7F3FC4

square

#C43F42 #84C43F #3FC4C1 #7F3FC4

split-complementary

#C43F42 #3FC47F #3F84C4

monochromatic

#682022 #972E31 #C43F42 #D26E70 #E19D9E

Accessibility & contrast

On white

5.08

#C43F42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#C43F42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43F42

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43F42	#FFFFFF	#000000	##FFFFFF
##C43F42	1.00	5.08	4.14	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635C41

Deuteranopia (green-blind)

#85793E

Tritanopia (blue-blind)

#D71B41

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c43f42;
/* rgb */ color: rgb(196, 63, 66);
/* oklch */ color: oklch(56.0% 0.169 23.2);

Tailwind

colors: {
  custom: {
    50: '#dd7c76',
    500: '#c43f42',
    950: '#000000',
  },
}

SCSS

$custom: #c43f42;
$custom-light: #dd7c76;
$custom-dark: #000000;

JSON

{
  "hex": "#c43f42",
  "rgb": {
    "r": 196,
    "g": 63,
    "b": 66
  },
  "hsl": {
    "h": 358.647,
    "s": 52.988,
    "l": 50.784
  },
  "oklch": {
    "l": 0.55976,
    "c": 0.16923,
    "h": 23.2
  },
  "luminance": 0.15684
}

Semantic roles & 50–950 ramp

primary

#C43F42

secondary

#92CDCC

accent

#DCD94B

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C43F42

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

Preview Lab → · Contrast checker → · Palette generator →