#C64E37#C64E37

#C64E37 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.0% C 0.158 H 32.8°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#C64E37
RGB	rgb(198, 78, 55)
HSL	hsl(10, 57%, 50%)
HSV	hsv(10, 72%, 78%)
CMYK	cmyk(0%, 60.6%, 72.2%, 22.4%)
CIE-LAB	lab(49.17, 46.57, 37.85)
CIE-LCH	lch(49.17, 60.01, 39.10°)
OKLab	oklab(57.95% 0.1331 0.0857)
OKLCH	oklch(57.95% 0.158 32.8)
XYZ	xyz(26.7054, 17.7340, 5.6305)
Luminance	0.1773 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C64E37 #37AFC6

analogous

#C63768 #C64E37 #C69537

triadic

#C64E37 #37C64E #4E37C6

tetradic

#C64E37 #68C637 #37AFC6 #9537C6

square

#C64E37 #68C637 #37AFC6 #9537C6

split-complementary

#C64E37 #37C695 #3768C6

monochromatic

#66281C #963B2A #C64E37 #D47866 #E2A296

Accessibility & contrast

On white

4.62

#C64E37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#C64E37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #C64E37

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C64E37	#FFFFFF	#000000	##FFFFFF
##C64E37	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6434

Deuteranopia (green-blind)

#8C7F33

Tritanopia (blue-blind)

#D93249

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #c64e37;
/* rgb */ color: rgb(198, 78, 55);
/* oklch */ color: oklch(58.0% 0.158 32.8);

Tailwind

colors: {
  custom: {
    50: '#df846f',
    500: '#c64e37',
    950: '#000000',
  },
}

SCSS

$custom: #c64e37;
$custom-light: #df846f;
$custom-dark: #000000;

JSON

{
  "hex": "#c64e37",
  "rgb": {
    "r": 198,
    "g": 78,
    "b": 55
  },
  "hsl": {
    "h": 9.65,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.57953,
    "c": 0.15831,
    "h": 32.8
  },
  "luminance": 0.1773
}

Semantic roles & 50–950 ramp

primary

#C64E37

secondary

#8CC3CD

accent

#C7E048

background

#FEF8F6

surface

#FDEFEC

border

#D5CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #C64E37

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

Preview Lab → · Contrast checker → · Palette generator →