#4FF3F9#4FF3F9

#4FF3F9 is a very light, vivid teal. Relative luminance 0.726; OKLCH L 88.4% C 0.132 H 198.6°. Best body text is #000000 at 15.52:1 contrast (WCAG AA passes).

Color values

HEX#4FF3F9
RGBrgb(79, 243, 249)
HSLhsl(182, 93%, 64%)
HSVhsv(182, 68%, 98%)
CMYKcmyk(68.3%, 2.4%, 0%, 2.4%)
CIE-LABlab(88.26, -39.48, -15.21)
CIE-LCHlch(88.26, 42.31, 201.07°)
OKLaboklab(88.38% -0.1253 -0.0422)
OKLCHoklch(88.38% 0.132 198.6)
XYZxyz(52.3663, 72.5969, 100.8569)
Luminance0.7260 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4FF3F9 #F9554F
analogous
#4FF9AA #4FF3F9 #4F9EF9
triadic
#4FF3F9 #F94FF3 #F3F94F
tetradic
#4FF3F9 #AA4FF9 #F9554F #9EF94F
square
#4FF3F9 #AA4FF9 #F9554F #9EF94F
split-complementary
#4FF3F9 #F94F9E #F9AA4F
monochromatic
#07C0C7 #14EFF7 #4FF3F9 #8AF7FB #C5FBFD

Accessibility & contrast

On white

1.35
#4FF3F9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.52
#4FF3F9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FF3F9
15.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4FF3F9#FFFFFF#000000##000000
##4FF3F91.001.3515.5215.52
#FFFFFF1.351.0021.0021.00
#00000015.5221.001.001.00
##00000015.5221.001.001.00

Color blindness preview

Protanopia (red-blind)
#E2E8FA
Deuteranopia (green-blind)
#C9D6FA
Tritanopia (blue-blind)
#00FBF4
Achromatopsia (no color)
#DDDDDD

Design tokens & code

CSS
--color: #4ff3f9;
/* rgb */ color: rgb(79, 243, 249);
/* oklch */ color: oklch(88.4% 0.132 198.6);
Tailwind
colors: {
  custom: {
    50: '#97f7fb',
    500: '#4ff3f9',
    950: '#000000',
  },
}
SCSS
$custom: #4ff3f9;
$custom-light: #97f7fb;
$custom-dark: #000000;
JSON
{
  "hex": "#4ff3f9",
  "rgb": {
    "r": 79,
    "g": 243,
    "b": 249
  },
  "hsl": {
    "h": 182.118,
    "s": 93.407,
    "l": 64.314
  },
  "oklch": {
    "l": 0.88383,
    "c": 0.13219,
    "h": 198.6
  },
  "luminance": 0.72603
}

Semantic roles & 50–950 ramp

primary
#4FF3F9
secondary
#C32E29
accent
#0800E6
background
#FCFFFF
surface
#F6FFFF
border
#D0D7D7
text
#0F1717
muted
#808585

Preview Lab

Preview with #4FF3F9

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

Preview Lab → · Contrast checker → · Palette generator →

#4FF3F9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva