#CF4439#CF4439

#CF4439 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.2% C 0.177 H 28.3°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#CF4439
RGB	rgb(207, 68, 57)
HSL	hsl(4, 61%, 52%)
HSV	hsv(4, 72%, 81%)
CMYK	cmyk(0%, 67.1%, 72.5%, 18.8%)
CIE-LAB	lab(49.13, 54.09, 37.11)
CIE-LCH	lch(49.13, 65.60, 34.45°)
OKLab	oklab(58.22% 0.156 0.084)
OKLCH	oklch(58.22% 0.177 28.3)
XYZ	xyz(28.5409, 17.6992, 5.7835)
Luminance	0.1769 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF4439 #39C4CF

analogous

#CF3979 #CF4439 #CF8F39

triadic

#CF4439 #39CF44 #4439CF

tetradic

#CF4439 #79CF39 #39C4CF #8F39CF

square

#CF4439 #79CF39 #39C4CF #8F39CF

split-complementary

#CF4439 #39CF8F #3979CF

monochromatic

#72221C #A33128 #CF4439 #DB736A #E7A19C

Accessibility & contrast

On white

4.63

#CF4439 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#CF4439 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #CF4439

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF4439	#FFFFFF	#000000	##FFFFFF
##CF4439	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6237

Deuteranopia (green-blind)

#8E8034

Tritanopia (blue-blind)

#E31B43

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #cf4439;
/* rgb */ color: rgb(207, 68, 57);
/* oklch */ color: oklch(58.2% 0.177 28.3);

Tailwind

colors: {
  custom: {
    50: '#e67f70',
    500: '#cf4439',
    950: '#000000',
  },
}

SCSS

$custom: #cf4439;
$custom-light: #e67f70;
$custom-dark: #000000;

JSON

{
  "hex": "#cf4439",
  "rgb": {
    "r": 207,
    "g": 68,
    "b": 57
  },
  "hsl": {
    "h": 4.4,
    "s": 60.976,
    "l": 51.765
  },
  "oklch": {
    "l": 0.5822,
    "c": 0.17717,
    "h": 28.3
  },
  "luminance": 0.17695
}

Semantic roles & 50–950 ramp

primary

#CF4439

secondary

#91CED3

accent

#D8E444

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CF4439

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

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