#C6443B#C6443B

#C6443B is a mid, vivid red. Relative luminance 0.165; OKLCH L 56.8% C 0.167 H 27.6°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#C6443B
RGB	rgb(198, 68, 59)
HSL	hsl(4, 55%, 50%)
HSV	hsv(4, 70%, 78%)
CMYK	cmyk(0%, 65.7%, 70.2%, 22.4%)
CIE-LAB	lab(47.57, 51.17, 33.77)
CIE-LCH	lch(47.57, 61.31, 33.42°)
OKLab	oklab(56.77% 0.1483 0.0776)
OKLCH	oklch(56.77% 0.167 27.6)
XYZ	xyz(26.1480, 16.4595, 5.9370)
Luminance	0.1646 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C6443B #3BBDC6

analogous

#C63B77 #C6443B #C6893B

triadic

#C6443B #3BC644 #443BC6

tetradic

#C6443B #77C63B #3BBDC6 #893BC6

square

#C6443B #77C63B #3BBDC6 #893BC6

split-complementary

#C6443B #3BC689 #3B77C6

monochromatic

#68231E #98332C #C6443B #D4716A #E29E9A

Accessibility & contrast

On white

4.89

#C6443B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#C6443B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C6443B

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C6443B	#FFFFFF	#000000	##FFFFFF
##C6443B	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685F39

Deuteranopia (green-blind)

#887B37

Tritanopia (blue-blind)

#D92243

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #c6443b;
/* rgb */ color: rgb(198, 68, 59);
/* oklch */ color: oklch(56.8% 0.167 27.6);

Tailwind

colors: {
  custom: {
    50: '#df7f71',
    500: '#c6443b',
    950: '#000000',
  },
}

SCSS

$custom: #c6443b;
$custom-light: #df7f71;
$custom-dark: #000000;

JSON

{
  "hex": "#c6443b",
  "rgb": {
    "r": 198,
    "g": 68,
    "b": 59
  },
  "hsl": {
    "h": 3.885,
    "s": 54.941,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56765,
    "c": 0.16734,
    "h": 27.6
  },
  "luminance": 0.16456
}

Semantic roles & 50–950 ramp

primary

#C6443B

secondary

#8FC9CD

accent

#D5DE4A

background

#FEF8F6

surface

#FDEFEC

border

#D5CAC7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C6443B

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

Preview Lab → · Contrast checker → · Palette generator →