#CF3438#CF3438

#CF3438 is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.6% C 0.192 H 24.6°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#CF3438
RGB	rgb(207, 52, 56)
HSL	hsl(358, 62%, 51%)
HSV	hsv(358, 75%, 81%)
CMYK	cmyk(0%, 74.9%, 72.9%, 18.8%)
CIE-LAB	lab(46.99, 59.90, 35.24)
CIE-LCH	lch(46.99, 69.50, 30.47°)
OKLab	oklab(56.62% 0.1741 0.0797)
OKLCH	oklch(56.62% 0.192 24.6)
XYZ	xyz(27.6771, 16.0112, 5.3738)
Luminance	0.1601 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3438 #34CFCB

analogous

#CF3485 #CF3438 #CF7E34

triadic

#CF3438 #38CF34 #3438CF

tetradic

#CF3438 #85CF34 #34CFCB #7E34CF

square

#CF3438 #85CF34 #34CFCB #7E34CF

split-complementary

#CF3438 #34CF7E #3485CF

monochromatic

#6E1A1C #A02629 #CF3438 #DB6569 #E69799

Accessibility & contrast

On white

5.00

#CF3438 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#CF3438 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3438

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3438	#FFFFFF	#000000	##FFFFFF
##CF3438	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A36

Deuteranopia (green-blind)

#897B32

Tritanopia (blue-blind)

#E40037

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #cf3438;
/* rgb */ color: rgb(207, 52, 56);
/* oklch */ color: oklch(56.6% 0.192 24.6);

Tailwind

colors: {
  custom: {
    50: '#e7786f',
    500: '#cf3438',
    950: '#000000',
  },
}

SCSS

$custom: #cf3438;
$custom-light: #e7786f;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3438",
  "rgb": {
    "r": 207,
    "g": 52,
    "b": 56
  },
  "hsl": {
    "h": 358.452,
    "s": 61.753,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56617,
    "c": 0.1915,
    "h": 24.6
  },
  "luminance": 0.16007
}

Semantic roles & 50–950 ramp

primary

#CF3438

secondary

#8DD2D0

accent

#E5E143

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #CF3438

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

Preview Lab → · Contrast checker → · Palette generator →