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#56ffdf

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

RGB
86, 255, 223
HSL
169°, 100%, 67%
CMYK
66, 0, 13, 0
Luminance
0.7883

Every format

HEX#56ffdf
RGBrgb(86, 255, 223)
HSLhsl(169, 100%, 67%)
CMYKcmyk(66%, 0%, 13%, 0%)
LABlab(91.2 -50.5 2.6)
LCHlch(91.2 50.6 177.0)
OKLCHoklch(0.905 0.145 177.6)

Copy-ready code

/* CSS */
color: #56ffdf;
background-color: #56ffdf;
/* Tailwind (arbitrary) */
class="text-[#56ffdf] bg-[#56ffdf]"
/* SCSS */
$brand: #56ffdf;
/* SwiftUI */
Color(red: 0.337, green: 1.000, blue: 0.875)
/* Android */
Color.parseColor("#56ffdf")

Accessibility — WCAG contrast

Aa
#56ffdf on white: 1.25:1
AA ✗ fail · AA-large · AAA
Aa
#56ffdf on black: 16.77:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red33.7%
Green100.0%
Blue87.5%

CMYK percentages

Cyan66.3%
Magenta0.0%
Yellow12.5%
Key (black)0.0%

Color previews

#56ffdf text on a black background

contrast 16.77:1

Card sample

#56ffdf text on a white background

contrast 1.25:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #56ffdf;
Background color
Panel with #56ffdf background
background-color: #56ffdf;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #56ffdf;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(86, 255, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(86, 255, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #56ffdf;
background: linear-gradient(135deg, #56ffdf, #56AFFF);

Monochromatic scale

Palettes built from #56ffdf

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #56ffdf in the Color Lab