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#3fe4ff

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

RGB
63, 228, 255
HSL
188°, 100%, 62%
CMYK
75, 11, 0, 0
Luminance
0.6376

Every format

HEX#3fe4ff
RGBrgb(63, 228, 255)
HSLhsl(188, 100%, 62%)
CMYKcmyk(75%, 11%, 0%, 0%)
LABlab(83.8 -32.6 -25.1)
LCHlch(83.8 41.1 217.5)
OKLCHoklch(0.848 0.134 211.3)

Copy-ready code

/* CSS */
color: #3fe4ff;
background-color: #3fe4ff;
/* Tailwind (arbitrary) */
class="text-[#3fe4ff] bg-[#3fe4ff]"
/* SCSS */
$brand: #3fe4ff;
/* SwiftUI */
Color(red: 0.247, green: 0.894, blue: 1.000)
/* Android */
Color.parseColor("#3fe4ff")

Accessibility — WCAG contrast

Aa
#3fe4ff on white: 1.53:1
AA ✗ fail · AA-large · AAA
Aa
#3fe4ff on black: 13.75:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red24.7%
Green89.4%
Blue100.0%

CMYK percentages

Cyan75.3%
Magenta10.6%
Yellow0.0%
Key (black)0.0%

Color previews

#3fe4ff text on a black background

contrast 13.75:1

Card sample

#3fe4ff text on a white background

contrast 1.53:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #3fe4ff;
Background color
Panel with #3fe4ff background
background-color: #3fe4ff;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #3fe4ff;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(63, 228, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 228, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fe4ff;
background: linear-gradient(135deg, #3fe4ff, #3F64FF);

Monochromatic scale

Palettes built from #3fe4ff

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #3fe4ff in the Color Lab