#CF4739#CF4739

#CF4739 is a mid, vivid red. Relative luminance 0.181; OKLCH L 58.6% C 0.174 H 29.2°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#CF4739
RGB	rgb(207, 71, 57)
HSL	hsl(6, 61%, 52%)
HSV	hsv(6, 72%, 81%)
CMYK	cmyk(0%, 65.7%, 72.5%, 18.8%)
CIE-LAB	lab(49.58, 52.86, 37.62)
CIE-LCH	lch(49.58, 64.89, 35.44°)
OKLab	oklab(58.56% 0.1521 0.0852)
OKLCH	oklch(58.56% 0.174 29.2)
XYZ	xyz(28.7270, 18.0714, 5.8456)
Luminance	0.1807 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF4739 #39C1CF

analogous

#CF3976 #CF4739 #CF9239

triadic

#CF4739 #39CF47 #4739CF

tetradic

#CF4739 #76CF39 #39C1CF #9239CF

square

#CF4739 #76CF39 #39C1CF #9239CF

split-complementary

#CF4739 #39CF92 #3976CF

monochromatic

#72241C #A33328 #CF4739 #DB756A #E7A39C

Accessibility & contrast

On white

4.55

#CF4739 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#CF4739 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CF4739

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF4739	#FFFFFF	#000000	##000000
##CF4739	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6337

Deuteranopia (green-blind)

#8F8135

Tritanopia (blue-blind)

#E32245

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #cf4739;
/* rgb */ color: rgb(207, 71, 57);
/* oklch */ color: oklch(58.6% 0.174 29.2);

Tailwind

colors: {
  custom: {
    50: '#e68170',
    500: '#cf4739',
    950: '#000000',
  },
}

SCSS

$custom: #cf4739;
$custom-light: #e68170;
$custom-dark: #000000;

JSON

{
  "hex": "#cf4739",
  "rgb": {
    "r": 207,
    "g": 71,
    "b": 57
  },
  "hsl": {
    "h": 5.6,
    "s": 60.976,
    "l": 51.765
  },
  "oklch": {
    "l": 0.5856,
    "c": 0.17434,
    "h": 29.2
  },
  "luminance": 0.18067
}

Semantic roles & 50–950 ramp

primary

#CF4739

secondary

#91CDD3

accent

#D5E444

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CF4739

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

Preview Lab → · Contrast checker → · Palette generator →