#C64C3F#C64C3F

#C64C3F is a mid, vivid red. Relative luminance 0.175; OKLCH L 57.8% C 0.159 H 28.9°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#C64C3F
RGB	rgb(198, 76, 63)
HSL	hsl(6, 54%, 51%)
HSV	hsv(6, 68%, 78%)
CMYK	cmyk(0%, 61.6%, 68.2%, 22.4%)
CIE-LAB	lab(48.93, 47.89, 33.08)
CIE-LCH	lch(48.93, 58.20, 34.63°)
OKLab	oklab(57.8% 0.1388 0.0767)
OKLCH	oklch(57.8% 0.159 28.9)
XYZ	xyz(26.7730, 17.5372, 6.6769)
Luminance	0.1753 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C64C3F #3FB9C6

analogous

#C63F75 #C64C3F #C68F3F

triadic

#C64C3F #3FC64C #4C3FC6

tetradic

#C64C3F #75C63F #3FB9C6 #8F3FC6

square

#C64C3F #75C63F #3FB9C6 #8F3FC6

split-complementary

#C64C3F #3FC68F #3F75C6

monochromatic

#6B2720 #9A382E #C64C3F #D4786E #E2A49D

Accessibility & contrast

On white

4.66

#C64C3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#C64C3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #C64C3F

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C64C3F	#FFFFFF	#000000	##FFFFFF
##C64C3F	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D643D

Deuteranopia (green-blind)

#8B7E3C

Tritanopia (blue-blind)

#D9314A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #c64c3f;
/* rgb */ color: rgb(198, 76, 63);
/* oklch */ color: oklch(57.8% 0.159 28.9);

Tailwind

colors: {
  custom: {
    50: '#de8374',
    500: '#c64c3f',
    950: '#000000',
  },
}

SCSS

$custom: #c64c3f;
$custom-light: #de8374;
$custom-dark: #000000;

JSON

{
  "hex": "#c64c3f",
  "rgb": {
    "r": 198,
    "g": 76,
    "b": 63
  },
  "hsl": {
    "h": 5.778,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57804,
    "c": 0.15856,
    "h": 28.9
  },
  "luminance": 0.17534
}

Semantic roles & 50–950 ramp

primary

#C64C3F

secondary

#93C8CE

accent

#CFDE4A

background

#FEF8F7

surface

#FDEFED

border

#D5CAC8

text

#160B08

muted

#847C7B

Preview Lab

Preview with #C64C3F

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

Preview Lab → · Contrast checker → · Palette generator →