#C63F4F#C63F4F

#C63F4F is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.5% C 0.171 H 17.8°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#C63F4F
RGB	rgb(198, 63, 79)
HSL	hsl(353, 54%, 51%)
HSV	hsv(353, 68%, 78%)
CMYK	cmyk(0%, 68.2%, 60.1%, 22.4%)
CIE-LAB	lab(47.14, 54.39, 21.38)
CIE-LCH	lch(47.14, 58.44, 21.46°)
OKLab	oklab(56.55% 0.1623 0.0521)
OKLCH	oklch(56.55% 0.171 17.8)
XYZ	xyz(26.4801, 16.1290, 9.1145)
Luminance	0.1613 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63F4F #3FC6B6

analogous

#C63F92 #C63F4F #C6723F

triadic

#C63F4F #4FC63F #3F4FC6

tetradic

#C63F4F #92C63F #3FC6B6 #723FC6

square

#C63F4F #92C63F #3FC6B6 #723FC6

split-complementary

#C63F4F #3FC672 #3F92C6

monochromatic

#6B2029 #9A2E3B #C63F4F #D46E7A #E29DA6

Accessibility & contrast

On white

4.97

#C63F4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#C63F4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63F4F

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63F4F	#FFFFFF	#000000	##FFFFFF
##C63F4F	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625E4F

Deuteranopia (green-blind)

#847A4B

Tritanopia (blue-blind)

#D91F46

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c63f4f;
/* rgb */ color: rgb(198, 63, 79);
/* oklch */ color: oklch(56.5% 0.171 17.8);

Tailwind

colors: {
  custom: {
    50: '#de7c80',
    500: '#c63f4f',
    950: '#000000',
  },
}

SCSS

$custom: #c63f4f;
$custom-light: #de7c80;
$custom-dark: #000000;

JSON

{
  "hex": "#c63f4f",
  "rgb": {
    "r": 198,
    "g": 63,
    "b": 79
  },
  "hsl": {
    "h": 352.889,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56549,
    "c": 0.1705,
    "h": 17.8
  },
  "luminance": 0.16125
}

Semantic roles & 50–950 ramp

primary

#C63F4F

secondary

#93CEC7

accent

#DECC4A

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#160A0A

muted

#847C7C

Preview Lab

Preview with #C63F4F

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

Preview Lab → · Contrast checker → · Palette generator →