#F3734E#F3734E

#F3734E is a light, vivid red. Relative luminance 0.319; OKLCH L 70.1% C 0.166 H 36.9°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX#F3734E
RGBrgb(243, 115, 78)
HSLhsl(13, 87%, 63%)
HSVhsv(13, 68%, 95%)
CMYKcmyk(0%, 52.7%, 67.9%, 4.7%)
CIE-LABlab(63.24, 46.63, 43.42)
CIE-LCHlch(63.24, 63.72, 42.96°)
OKLaboklab(70.07% 0.1329 0.0999)
OKLCHoklch(70.07% 0.166 36.9)
XYZxyz(44.4722, 31.8717, 11.0162)
Luminance0.3187 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#F3734E #4ECEF3
analogous
#F34E7B #F3734E #F3C64E
triadic
#F3734E #4EF373 #734EF3
tetradic
#F3734E #7BF34E #4ECEF3 #C64EF3
square
#F3734E #7BF34E #4ECEF3 #C64EF3
split-complementary
#F3734E #4EF3C6 #4E7BF3
monochromatic
#BA330D #EF4615 #F3734E #F7A087 #FBCEC1

Accessibility & contrast

On white

2.85
#F3734E on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.37
#F3734E on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3734E
7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##F3734E#FFFFFF#000000##000000
##F3734E1.002.857.377.37
#FFFFFF2.851.0021.0021.00
#0000007.3721.001.001.00
##0000007.3721.001.001.00

Color blindness preview

Protanopia (red-blind)
#95884A
Deuteranopia (green-blind)
#B5A44B
Tritanopia (blue-blind)
#FF596B
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #f3734e;
/* rgb */ color: rgb(243, 115, 78);
/* oklch */ color: oklch(70.1% 0.166 36.9);
Tailwind
colors: {
  custom: {
    50: '#fe9e81',
    500: '#f3734e',
    950: '#000000',
  },
}
SCSS
$custom: #f3734e;
$custom-light: #fe9e81;
$custom-dark: #000000;
JSON
{
  "hex": "#f3734e",
  "rgb": {
    "r": 243,
    "g": 115,
    "b": 78
  },
  "hsl": {
    "h": 13.455,
    "s": 87.302,
    "l": 62.941
  },
  "oklch": {
    "l": 0.70068,
    "c": 0.16626,
    "h": 36.9
  },
  "luminance": 0.31866
}

Semantic roles & 50–950 ramp

primary
#F3734E
secondary
#B1DFEC
accent
#B1E402
background
#FFF9F7
surface
#FFF2EE
border
#D7CCC9
text
#190F0A
muted
#877E7C

Preview Lab

Preview with #F3734E

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

Preview Lab → · Contrast checker → · Palette generator →

#F3734E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva