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#a4f3df

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

RGB
164, 243, 223
HSL
165°, 77%, 80%
CMYK
33, 0, 8, 5
Luminance
0.7732

Every format

HEX#a4f3df
RGBrgb(164, 243, 223)
HSLhsl(165, 77%, 80%)
CMYKcmyk(33%, 0%, 8%, 5%)
LABlab(90.5 -28.4 2.0)
LCHlch(90.5 28.5 176.1)
OKLCHoklch(0.907 0.083 176.7)

Copy-ready code

/* CSS */
color: #a4f3df;
background-color: #a4f3df;
/* Tailwind (arbitrary) */
class="text-[#a4f3df] bg-[#a4f3df]"
/* SCSS */
$brand: #a4f3df;
/* SwiftUI */
Color(red: 0.643, green: 0.953, blue: 0.875)
/* Android */
Color.parseColor("#a4f3df")

Accessibility — WCAG contrast

Aa
#a4f3df on white: 1.28:1
AA ✗ fail · AA-large · AAA
Aa
#a4f3df on black: 16.46:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red64.3%
Green95.3%
Blue87.5%

CMYK percentages

Cyan32.5%
Magenta0.0%
Yellow8.2%
Key (black)4.7%

Color previews

#a4f3df text on a black background

contrast 16.46:1

Card sample

#a4f3df text on a white background

contrast 1.28:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #a4f3df;
Background color
Panel with #a4f3df background
background-color: #a4f3df;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #a4f3df;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(164, 243, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(164, 243, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a4f3df;
background: linear-gradient(135deg, #a4f3df, #A4D2F3);

Monochromatic scale

Palettes built from #a4f3df

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #a4f3df in the Color Lab