#C64040#C64040

#C64040 is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.4% C 0.171 H 24.4°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#C64040
RGB	rgb(198, 64, 64)
HSL	hsl(0, 54%, 51%)
HSV	hsv(0, 68%, 78%)
CMYK	cmyk(0%, 67.7%, 67.7%, 22.4%)
CIE-LAB	lab(47.04, 53.08, 30.22)
CIE-LCH	lch(47.04, 61.08, 29.65°)
OKLab	oklab(56.39% 0.1553 0.0706)
OKLCH	oklch(56.39% 0.171 24.4)
XYZ	xyz(26.0503, 16.0465, 6.5751)
Luminance	0.1604 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C64040 #40C6C6

analogous

#C64083 #C64040 #C68340

triadic

#C64040 #40C640 #4040C6

tetradic

#C64040 #83C640 #40C6C6 #8340C6

square

#C64040 #83C640 #40C6C6 #8340C6

split-complementary

#C64040 #40C683 #4083C6

monochromatic

#6C2020 #9B2E2E #C64040 #D46F6F #E29E9E

Accessibility & contrast

On white

4.99

#C64040 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#C64040 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C64040

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C64040	#FFFFFF	#000000	##FFFFFF
##C64040	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D3F

Deuteranopia (green-blind)

#867A3C

Tritanopia (blue-blind)

#D91B42

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c64040;
/* rgb */ color: rgb(198, 64, 64);
/* oklch */ color: oklch(56.4% 0.171 24.4);

Tailwind

colors: {
  custom: {
    50: '#df7d75',
    500: '#c64040',
    950: '#000000',
  },
}

SCSS

$custom: #c64040;
$custom-light: #df7d75;
$custom-dark: #000000;

JSON

{
  "hex": "#c64040",
  "rgb": {
    "r": 198,
    "g": 64,
    "b": 64
  },
  "hsl": {
    "h": 0,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56386,
    "c": 0.17056,
    "h": 24.4
  },
  "luminance": 0.16043
}

Semantic roles & 50–950 ramp

primary

#C64040

secondary

#93CECE

accent

#DDDD4A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C64040

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

Preview Lab → · Contrast checker → · Palette generator →