#C43F43#C43F43

#C43F43 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.0% C 0.169 H 22.8°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#C43F43
RGB	rgb(196, 63, 67)
HSL	hsl(358, 53%, 51%)
HSV	hsv(358, 68%, 77%)
CMYK	cmyk(0%, 67.9%, 65.8%, 23.1%)
CIE-LAB	lab(46.58, 52.99, 27.80)
CIE-LCH	lch(46.58, 59.84, 27.68°)
OKLab	oklab(55.99% 0.1559 0.0656)
OKLCH	oklch(55.99% 0.169 22.8)
XYZ	xyz(25.5582, 15.6997, 6.9936)
Luminance	0.1570 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43F43 #3FC4C0

analogous

#C43F86 #C43F43 #C47D3F

triadic

#C43F43 #43C43F #3F43C4

tetradic

#C43F43 #86C43F #3FC4C0 #7D3FC4

square

#C43F43 #86C43F #3FC4C0 #7D3FC4

split-complementary

#C43F43 #3FC47D #3F86C4

monochromatic

#682022 #972E32 #C43F43 #D26E71 #E19D9F

Accessibility & contrast

On white

5.07

#C43F43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#C43F43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43F43

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43F43	#FFFFFF	#000000	##FFFFFF
##C43F43	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635C42

Deuteranopia (green-blind)

#85793F

Tritanopia (blue-blind)

#D71B42

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c43f43;
/* rgb */ color: rgb(196, 63, 67);
/* oklch */ color: oklch(56.0% 0.169 22.8);

Tailwind

colors: {
  custom: {
    50: '#dd7c77',
    500: '#c43f43',
    950: '#000000',
  },
}

SCSS

$custom: #c43f43;
$custom-light: #dd7c77;
$custom-dark: #000000;

JSON

{
  "hex": "#c43f43",
  "rgb": {
    "r": 196,
    "g": 63,
    "b": 67
  },
  "hsl": {
    "h": 358.195,
    "s": 52.988,
    "l": 50.784
  },
  "oklch": {
    "l": 0.55993,
    "c": 0.16913,
    "h": 22.8
  },
  "luminance": 0.15696
}

Semantic roles & 50–950 ramp

primary

#C43F43

secondary

#92CDCB

accent

#DCD84B

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#160A08

muted

#847C7B

Preview Lab

Preview with #C43F43

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

Preview Lab → · Contrast checker → · Palette generator →