#C64D37#C64D37

#C64D37 is a mid, vivid red. Relative luminance 0.176; OKLCH L 57.8% C 0.159 H 32.4°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#C64D37
RGB	rgb(198, 77, 55)
HSL	hsl(9, 57%, 50%)
HSV	hsv(9, 72%, 78%)
CMYK	cmyk(0%, 61.1%, 72.2%, 22.4%)
CIE-LAB	lab(49.00, 47.03, 37.66)
CIE-LCH	lch(49.00, 60.25, 38.69°)
OKLab	oklab(57.82% 0.1345 0.0853)
OKLCH	oklch(57.82% 0.159 32.4)
XYZ	xyz(26.6349, 17.5930, 5.6070)
Luminance	0.1759 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C64D37 #37B0C6

analogous

#C63768 #C64D37 #C69537

triadic

#C64D37 #37C64D #4D37C6

tetradic

#C64D37 #68C637 #37B0C6 #9537C6

square

#C64D37 #68C637 #37B0C6 #9537C6

split-complementary

#C64D37 #37C695 #3768C6

monochromatic

#66281C #963A2A #C64D37 #D47766 #E2A196

Accessibility & contrast

On white

4.65

#C64D37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#C64D37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #C64D37

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C64D37	#FFFFFF	#000000	##FFFFFF
##C64D37	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6434

Deuteranopia (green-blind)

#8C7E33

Tritanopia (blue-blind)

#D93148

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #c64d37;
/* rgb */ color: rgb(198, 77, 55);
/* oklch */ color: oklch(57.8% 0.159 32.4);

Tailwind

colors: {
  custom: {
    50: '#df846f',
    500: '#c64d37',
    950: '#000000',
  },
}

SCSS

$custom: #c64d37;
$custom-light: #df846f;
$custom-dark: #000000;

JSON

{
  "hex": "#c64d37",
  "rgb": {
    "r": 198,
    "g": 77,
    "b": 55
  },
  "hsl": {
    "h": 9.231,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.57823,
    "c": 0.15927,
    "h": 32.4
  },
  "luminance": 0.17589
}

Semantic roles & 50–950 ramp

primary

#C64D37

secondary

#8CC3CD

accent

#C8E048

background

#FEF8F6

surface

#FDEFEC

border

#D5CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #C64D37

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

Preview Lab → · Contrast checker → · Palette generator →