#CF3734#CF3734

#CF3734 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.8% C 0.189 H 26.5°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX#CF3734
RGBrgb(207, 55, 52)
HSLhsl(1, 62%, 51%)
HSVhsv(1, 75%, 81%)
CMYKcmyk(0%, 73.4%, 74.9%, 18.8%)
CIE-LABlab(47.30, 58.74, 37.88)
CIE-LCHlch(47.30, 69.89, 32.82°)
OKLaboklab(56.83% 0.1696 0.0846)
OKLCHoklch(56.83% 0.189 26.5)
XYZxyz(27.7214, 16.2500, 4.9251)
Luminance0.1625 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#CF3734 #34CCCF
analogous
#CF347E #CF3734 #CF8434
triadic
#CF3734 #34CF37 #3734CF
tetradic
#CF3734 #7ECF34 #34CCCF #8434CF
square
#CF3734 #7ECF34 #34CCCF #8434CF
split-complementary
#CF3734 #34CF84 #347ECF
monochromatic
#6E1C1A #A02826 #CF3734 #DB6865 #E69997

Accessibility & contrast

On white

4.94
#CF3734 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.25
#CF3734 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3734
4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##CF3734#FFFFFF#000000##FFFFFF
##CF37341.004.944.254.94
#FFFFFF4.941.0021.001.00
#0000004.2521.001.0021.00
##FFFFFF4.941.0021.001.00

Color blindness preview

Protanopia (red-blind)
#645B32
Deuteranopia (green-blind)
#8A7C2E
Tritanopia (blue-blind)
#E40038
Achromatopsia (no color)
#707070

Design tokens & code

CSS
--color: #cf3734;
/* rgb */ color: rgb(207, 55, 52);
/* oklch */ color: oklch(56.8% 0.189 26.5);
Tailwind
colors: {
  custom: {
    50: '#e7796c',
    500: '#cf3734',
    950: '#000000',
  },
}
SCSS
$custom: #cf3734;
$custom-light: #e7796c;
$custom-dark: #000000;
JSON
{
  "hex": "#cf3734",
  "rgb": {
    "r": 207,
    "g": 55,
    "b": 52
  },
  "hsl": {
    "h": 1.161,
    "s": 61.753,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56834,
    "c": 0.18949,
    "h": 26.5
  },
  "luminance": 0.16246
}

Semantic roles & 50–950 ramp

primary
#CF3734
secondary
#8DD0D2
accent
#E2E543
background
#FFF7F6
surface
#FFEEEB
border
#D7C9C6
text
#180A07
muted
#867C7A

Preview Lab

Preview with #CF3734

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

Preview Lab → · Contrast checker → · Palette generator →

#CF3734 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva