#C63D4F#C63D4F

#C63D4F is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.3% C 0.173 H 17.3°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#C63D4F
RGB	rgb(198, 61, 79)
HSL	hsl(352, 55%, 51%)
HSV	hsv(352, 69%, 78%)
CMYK	cmyk(0%, 69.2%, 60.1%, 22.4%)
CIE-LAB	lab(46.86, 55.17, 21.00)
CIE-LCH	lch(46.86, 59.03, 20.84°)
OKLab	oklab(56.34% 0.1648 0.0513)
OKLCH	oklch(56.34% 0.173 17.3)
XYZ	xyz(26.3713, 15.9115, 9.0782)
Luminance	0.1591 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63D4F #3DC6B4

analogous

#C63D93 #C63D4F #C66F3D

triadic

#C63D4F #4FC63D #3D4FC6

tetradic

#C63D4F #93C63D #3DC6B4 #6F3DC6

square

#C63D4F #93C63D #3DC6B4 #6F3DC6

split-complementary

#C63D4F #3DC66F #3D93C6

monochromatic

#6A1F29 #992D3B #C63D4F #D46C7A #E29CA5

Accessibility & contrast

On white

5.02

#C63D4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#C63D4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63D4F

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63D4F	#FFFFFF	#000000	##FFFFFF
##C63D4F	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615D4F

Deuteranopia (green-blind)

#847A4B

Tritanopia (blue-blind)

#D91B45

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c63d4f;
/* rgb */ color: rgb(198, 61, 79);
/* oklch */ color: oklch(56.3% 0.173 17.3);

Tailwind

colors: {
  custom: {
    50: '#de7b80',
    500: '#c63d4f',
    950: '#000000',
  },
}

SCSS

$custom: #c63d4f;
$custom-light: #de7b80;
$custom-dark: #000000;

JSON

{
  "hex": "#c63d4f",
  "rgb": {
    "r": 198,
    "g": 61,
    "b": 79
  },
  "hsl": {
    "h": 352.117,
    "s": 54.582,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56336,
    "c": 0.17262,
    "h": 17.3
  },
  "luminance": 0.15908
}

Semantic roles & 50–950 ramp

primary

#C63D4F

secondary

#91CEC6

accent

#DECA4A

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#160A0A

muted

#847C7C

Preview Lab

Preview with #C63D4F

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

Preview Lab → · Contrast checker → · Palette generator →