#CF3F35#CF3F35

#CF3F35 is a mid, vivid red. Relative luminance 0.171; OKLCH L 57.6% C 0.182 H 28.2°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#CF3F35
RGB	rgb(207, 63, 53)
HSL	hsl(4, 62%, 51%)
HSV	hsv(4, 74%, 81%)
CMYK	cmyk(0%, 69.6%, 74.4%, 18.8%)
CIE-LAB	lab(48.36, 55.88, 38.49)
CIE-LCH	lch(48.36, 67.86, 34.56°)
OKLab	oklab(57.63% 0.1608 0.0862)
OKLCH	oklch(57.63% 0.182 28.2)
XYZ	xyz(28.1554, 17.0817, 5.1820)
Luminance	0.1708 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3F35 #35C5CF

analogous

#CF3578 #CF3F35 #CF8C35

triadic

#CF3F35 #35CF3F #3F35CF

tetradic

#CF3F35 #78CF35 #35C5CF #8C35CF

square

#CF3F35 #78CF35 #35C5CF #8C35CF

split-complementary

#CF3F35 #35CF8C #3578CF

monochromatic

#6F201A #A12E26 #CF3F35 #DB6E66 #E79D98

Accessibility & contrast

On white

4.76

#CF3F35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#CF3F35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3F35

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3F35	#FFFFFF	#000000	##FFFFFF
##CF3F35	1.00	4.76	4.42	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695F33

Deuteranopia (green-blind)

#8C7E30

Tritanopia (blue-blind)

#E4093E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cf3f35;
/* rgb */ color: rgb(207, 63, 53);
/* oklch */ color: oklch(57.6% 0.182 28.2);

Tailwind

colors: {
  custom: {
    50: '#e67d6d',
    500: '#cf3f35',
    950: '#000000',
  },
}

SCSS

$custom: #cf3f35;
$custom-light: #e67d6d;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3f35",
  "rgb": {
    "r": 207,
    "g": 63,
    "b": 53
  },
  "hsl": {
    "h": 3.896,
    "s": 61.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.57631,
    "c": 0.18242,
    "h": 28.2
  },
  "luminance": 0.17077
}

Semantic roles & 50–950 ramp

primary

#CF3F35

secondary

#8ECED2

accent

#DAE543

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #CF3F35

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

Preview Lab → · Contrast checker → · Palette generator →