#C64A37#C64A37

#C64A37 is a mid, vivid red. Relative luminance 0.172; OKLCH L 57.4% C 0.162 H 31.2°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#C64A37
RGB	rgb(198, 74, 55)
HSL	hsl(8, 57%, 50%)
HSV	hsv(8, 72%, 78%)
CMYK	cmyk(0%, 62.6%, 72.2%, 22.4%)
CIE-LAB	lab(48.49, 48.38, 37.08)
CIE-LCH	lch(48.49, 60.96, 37.47°)
OKLab	oklab(57.44% 0.1387 0.0841)
OKLCH	oklch(57.44% 0.162 31.2)
XYZ	xyz(26.4299, 17.1829, 5.5386)
Luminance	0.1718 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C64A37 #37B3C6

analogous

#C6376C #C64A37 #C69237

triadic

#C64A37 #37C64A #4A37C6

tetradic

#C64A37 #6CC637 #37B3C6 #9237C6

square

#C64A37 #6CC637 #37B3C6 #9237C6

split-complementary

#C64A37 #37C692 #376CC6

monochromatic

#66261C #96382A #C64A37 #D47466 #E2A096

Accessibility & contrast

On white

4.73

#C64A37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#C64A37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C64A37

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C64A37	#FFFFFF	#000000	##FFFFFF
##C64A37	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6234

Deuteranopia (green-blind)

#8B7D33

Tritanopia (blue-blind)

#D92C46

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #c64a37;
/* rgb */ color: rgb(198, 74, 55);
/* oklch */ color: oklch(57.4% 0.162 31.2);

Tailwind

colors: {
  custom: {
    50: '#df826f',
    500: '#c64a37',
    950: '#000000',
  },
}

SCSS

$custom: #c64a37;
$custom-light: #df826f;
$custom-dark: #000000;

JSON

{
  "hex": "#c64a37",
  "rgb": {
    "r": 198,
    "g": 74,
    "b": 55
  },
  "hsl": {
    "h": 7.972,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.57439,
    "c": 0.1622,
    "h": 31.2
  },
  "luminance": 0.17179
}

Semantic roles & 50–950 ramp

primary

#C64A37

secondary

#8CC4CD

accent

#CCE048

background

#FEF8F6

surface

#FDEFEC

border

#D5CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #C64A37

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

Preview Lab → · Contrast checker → · Palette generator →