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#4df4fb

a balanced, electric cyan · cool · closest name: cyan

RGB
77, 244, 251
HSL
182°, 96%, 64%
CMYK
69, 3, 0, 2
Luminance
0.7324

Every format

HEX#4df4fb
RGBrgb(77, 244, 251)
HSLhsl(182, 96%, 64%)
CMYKcmyk(69%, 3%, 0%, 2%)
LABlab(88.6 -39.6 -15.8)
LCHlch(88.6 42.7 201.7)
OKLCHoklch(0.886 0.134 199.2)

Copy-ready code

/* CSS */
color: #4df4fb;
background-color: #4df4fb;
/* Tailwind (arbitrary) */
class="text-[#4df4fb] bg-[#4df4fb]"
/* SCSS */
$brand: #4df4fb;
/* SwiftUI */
Color(red: 0.302, green: 0.957, blue: 0.984)
/* Android */
Color.parseColor("#4df4fb")

Accessibility — WCAG contrast

Aa
#4df4fb on white: 1.34:1
AA ✗ fail · AA-large · AAA
Aa
#4df4fb on black: 15.65:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red30.2%
Green95.7%
Blue98.4%

CMYK percentages

Cyan69.3%
Magenta2.8%
Yellow0.0%
Key (black)1.6%

Color previews

#4df4fb text on a black background

contrast 15.65:1

Card sample

#4df4fb text on a white background

contrast 1.34:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #4df4fb;
Background color
Panel with #4df4fb background
background-color: #4df4fb;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #4df4fb;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(77, 244, 251, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(77, 244, 251, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4df4fb;
background: linear-gradient(135deg, #4df4fb, #4D80FB);

Monochromatic scale

Palettes built from #4df4fb

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #4df4fb in the Color Lab