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#3affc5

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

RGB
58, 255, 197
HSL
162°, 100%, 61%
CMYK
77, 0, 23, 0
Luminance
0.7645

Every format

HEX#3affc5
RGBrgb(58, 255, 197)
HSLhsl(162, 100%, 61%)
CMYKcmyk(77%, 0%, 23%, 0%)
LABlab(90.1 -60.2 14.4)
LCHlch(90.1 61.9 166.5)
OKLCHoklch(0.893 0.171 167.5)

Copy-ready code

/* CSS */
color: #3affc5;
background-color: #3affc5;
/* Tailwind (arbitrary) */
class="text-[#3affc5] bg-[#3affc5]"
/* SCSS */
$brand: #3affc5;
/* SwiftUI */
Color(red: 0.227, green: 1.000, blue: 0.773)
/* Android */
Color.parseColor("#3affc5")

Accessibility — WCAG contrast

Aa
#3affc5 on white: 1.29:1
AA ✗ fail · AA-large · AAA
Aa
#3affc5 on black: 16.29:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red22.7%
Green100.0%
Blue77.3%

CMYK percentages

Cyan77.3%
Magenta0.0%
Yellow22.7%
Key (black)0.0%

Color previews

#3affc5 text on a black background

contrast 16.29:1

Card sample

#3affc5 text on a white background

contrast 1.29:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #3affc5;
Background color
Panel with #3affc5 background
background-color: #3affc5;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #3affc5;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(58, 255, 197, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(58, 255, 197, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3affc5;
background: linear-gradient(135deg, #3affc5, #3AB6FF);

Monochromatic scale

Palettes built from #3affc5

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #3affc5 in the Color Lab