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#3efff9

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

RGB
62, 255, 249
HSL
178°, 100%, 62%
CMYK
76, 0, 2, 0
Luminance
0.7938

Every format

HEX#3efff9
RGBrgb(62, 255, 249)
HSLhsl(178, 100%, 62%)
CMYKcmyk(76%, 0%, 2%, 0%)
LABlab(91.4 -46.7 -10.5)
LCHlch(91.4 47.9 192.7)
OKLCHoklch(0.908 0.145 191.7)

Copy-ready code

/* CSS */
color: #3efff9;
background-color: #3efff9;
/* Tailwind (arbitrary) */
class="text-[#3efff9] bg-[#3efff9]"
/* SCSS */
$brand: #3efff9;
/* SwiftUI */
Color(red: 0.243, green: 1.000, blue: 0.976)
/* Android */
Color.parseColor("#3efff9")

Accessibility — WCAG contrast

Aa
#3efff9 on white: 1.24:1
AA ✗ fail · AA-large · AAA
Aa
#3efff9 on black: 16.88:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red24.3%
Green100.0%
Blue97.6%

CMYK percentages

Cyan75.7%
Magenta0.0%
Yellow2.4%
Key (black)0.0%

Color previews

#3efff9 text on a black background

contrast 16.88:1

Card sample

#3efff9 text on a white background

contrast 1.24:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #3efff9;
Background color
Panel with #3efff9 background
background-color: #3efff9;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #3efff9;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(62, 255, 249, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(62, 255, 249, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3efff9;
background: linear-gradient(135deg, #3efff9, #3E85FF);

Monochromatic scale

Palettes built from #3efff9

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #3efff9 in the Color Lab