#C63A4F#C63A4F

#C63A4F is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.0% C 0.176 H 16.5°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#C63A4F
RGB	rgb(198, 58, 79)
HSL	hsl(351, 55%, 50%)
HSV	hsv(351, 71%, 78%)
CMYK	cmyk(0%, 70.7%, 60.1%, 22.4%)
CIE-LAB	lab(46.45, 56.31, 20.46)
CIE-LCH	lch(46.45, 59.91, 19.97°)
OKLab	oklab(56.03% 0.1685 0.05)
OKLCH	oklch(56.03% 0.176 16.5)
XYZ	xyz(26.2156, 15.6001, 9.0263)
Luminance	0.1560 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63A4F #3AC6B1

analogous

#C63A95 #C63A4F #C66B3A

triadic

#C63A4F #4FC63A #3A4FC6

tetradic

#C63A4F #95C63A #3AC6B1 #6B3AC6

square

#C63A4F #95C63A #3AC6B1 #6B3AC6

split-complementary

#C63A4F #3AC66B #3A95C6

monochromatic

#681E29 #972C3C #C63A4F #D46979 #E199A4

Accessibility & contrast

On white

5.10

#C63A4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#C63A4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63A4F

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63A4F	#FFFFFF	#000000	##FFFFFF
##C63A4F	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5B4F

Deuteranopia (green-blind)

#83794B

Tritanopia (blue-blind)

#D91343

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63a4f;
/* rgb */ color: rgb(198, 58, 79);
/* oklch */ color: oklch(56.0% 0.176 16.5);

Tailwind

colors: {
  custom: {
    50: '#de7a80',
    500: '#c63a4f',
    950: '#000000',
  },
}

SCSS

$custom: #c63a4f;
$custom-light: #de7a80;
$custom-dark: #000000;

JSON

{
  "hex": "#c63a4f",
  "rgb": {
    "r": 198,
    "g": 58,
    "b": 79
  },
  "hsl": {
    "h": 351,
    "s": 55.118,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56029,
    "c": 0.17572,
    "h": 16.5
  },
  "luminance": 0.15596
}

Semantic roles & 50–950 ramp

primary

#C63A4F

secondary

#8FCDC4

accent

#DEC849

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#160A0A

muted

#847C7C

Preview Lab

Preview with #C63A4F

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

Preview Lab → · Contrast checker → · Palette generator →