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#55ffdb

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

RGB
85, 255, 219
HSL
167°, 100%, 67%
CMYK
67, 0, 14, 0
Luminance
0.7857

Every format

HEX#55ffdb
RGBrgb(85, 255, 219)
HSLhsl(167, 100%, 67%)
CMYKcmyk(67%, 0%, 14%, 0%)
LABlab(91.0 -51.7 4.5)
LCHlch(91.0 51.9 175.0)
OKLCHoklch(0.904 0.148 175.7)

Copy-ready code

/* CSS */
color: #55ffdb;
background-color: #55ffdb;
/* Tailwind (arbitrary) */
class="text-[#55ffdb] bg-[#55ffdb]"
/* SCSS */
$brand: #55ffdb;
/* SwiftUI */
Color(red: 0.333, green: 1.000, blue: 0.859)
/* Android */
Color.parseColor("#55ffdb")

Accessibility — WCAG contrast

Aa
#55ffdb on white: 1.26:1
AA ✗ fail · AA-large · AAA
Aa
#55ffdb on black: 16.71:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red33.3%
Green100.0%
Blue85.9%

CMYK percentages

Cyan66.7%
Magenta0.0%
Yellow14.1%
Key (black)0.0%

Color previews

#55ffdb text on a black background

contrast 16.71:1

Card sample

#55ffdb text on a white background

contrast 1.26:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #55ffdb;
Background color
Panel with #55ffdb background
background-color: #55ffdb;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #55ffdb;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(85, 255, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(85, 255, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #55ffdb;
background: linear-gradient(135deg, #55ffdb, #55B2FF);

Monochromatic scale

Palettes built from #55ffdb

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #55ffdb in the Color Lab