#C43D3C#C43D3C

#C43D3C is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.7% C 0.172 H 25.0°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#C43D3C
RGB	rgb(196, 61, 60)
HSL	hsl(0, 54%, 50%)
HSV	hsv(0, 69%, 77%)
CMYK	cmyk(0%, 68.9%, 69.4%, 23.1%)
CIE-LAB	lab(46.18, 53.41, 31.45)
CIE-LCH	lch(46.18, 61.98, 30.49°)
OKLab	oklab(55.66% 0.1558 0.0728)
OKLCH	oklch(55.66% 0.172 25)
XYZ	xyz(25.2520, 15.4032, 5.9175)
Luminance	0.1540 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43D3C #3CC3C4

analogous

#C43C7F #C43D3C #C4813C

triadic

#C43D3C #3CC43D #3D3CC4

tetradic

#C43D3C #7FC43C #3CC3C4 #813CC4

square

#C43D3C #7FC43C #3CC3C4 #813CC4

split-complementary

#C43D3C #3CC481 #3C7FC4

monochromatic

#67201F #962E2D #C43D3C #D26C6B #E09A9A

Accessibility & contrast

On white

5.15

#C43D3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#C43D3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43D3C

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43D3C	#FFFFFF	#000000	##FFFFFF
##C43D3C	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B3B

Deuteranopia (green-blind)

#847838

Tritanopia (blue-blind)

#D7143E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43d3c;
/* rgb */ color: rgb(196, 61, 60);
/* oklch */ color: oklch(55.7% 0.172 25.0);

Tailwind

colors: {
  custom: {
    50: '#de7b72',
    500: '#c43d3c',
    950: '#000000',
  },
}

SCSS

$custom: #c43d3c;
$custom-light: #de7b72;
$custom-dark: #000000;

JSON

{
  "hex": "#c43d3c",
  "rgb": {
    "r": 196,
    "g": 61,
    "b": 60
  },
  "hsl": {
    "h": 0.441,
    "s": 53.543,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55662,
    "c": 0.1719,
    "h": 25
  },
  "luminance": 0.15399
}

Semantic roles & 50–950 ramp

primary

#C43D3C

secondary

#90CCCC

accent

#DCDD4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C43D3C

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

Preview Lab → · Contrast checker → · Palette generator →