#C43D34#C43D34

#C43D34 is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.5% C 0.173 H 27.9°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#C43D34
RGB	rgb(196, 61, 52)
HSL	hsl(4, 58%, 49%)
HSV	hsv(4, 73%, 77%)
CMYK	cmyk(0%, 68.9%, 73.5%, 23.1%)
CIE-LAB	lab(46.08, 53.03, 35.95)
CIE-LCH	lch(46.08, 64.07, 34.14°)
OKLab	oklab(55.55% 0.1529 0.0811)
OKLCH	oklch(55.55% 0.173 27.9)
XYZ	xyz(25.0563, 15.3249, 4.8868)
Luminance	0.1532 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43D34 #34BBC4

analogous

#C43473 #C43D34 #C48534

triadic

#C43D34 #34C43D #3D34C4

tetradic

#C43D34 #73C434 #34BBC4 #8534C4

square

#C43D34 #73C434 #34BBC4 #8534C4

split-complementary

#C43D34 #34C485 #3473C4

monochromatic

#631F1A #942E27 #C43D34 #D56860 #E29691

Accessibility & contrast

On white

5.17

#C43D34 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#C43D34 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43D34

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43D34	#FFFFFF	#000000	##FFFFFF
##C43D34	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645A32

Deuteranopia (green-blind)

#85782F

Tritanopia (blue-blind)

#D8103C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c43d34;
/* rgb */ color: rgb(196, 61, 52);
/* oklch */ color: oklch(55.5% 0.173 27.9);

Tailwind

colors: {
  custom: {
    50: '#de7b6c',
    500: '#c43d34',
    950: '#000000',
  },
}

SCSS

$custom: #c43d34;
$custom-light: #de7b6c;
$custom-dark: #000000;

JSON

{
  "hex": "#c43d34",
  "rgb": {
    "r": 196,
    "g": 61,
    "b": 52
  },
  "hsl": {
    "h": 3.75,
    "s": 58.065,
    "l": 48.627
  },
  "oklch": {
    "l": 0.5555,
    "c": 0.17306,
    "h": 27.9
  },
  "luminance": 0.15321
}

Semantic roles & 50–950 ramp

primary

#C43D34

secondary

#87C8CC

accent

#D8E147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C43D34

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

Preview Lab → · Contrast checker → · Palette generator →