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#00cdf0

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

RGB
0, 205, 240
HSL
189°, 100%, 47%
CMYK
100, 15, 0, 6
Luminance
0.4995

Every format

HEX#00cdf0
RGBrgb(0, 205, 240)
HSLhsl(189, 100%, 47%)
CMYKcmyk(100%, 15%, 0%, 6%)
LABlab(76.0 -29.8 -29.1)
LCHlch(76.0 41.6 224.3)
OKLCHoklch(0.781 0.139 215.9)

Copy-ready code

/* CSS */
color: #00cdf0;
background-color: #00cdf0;
/* Tailwind (arbitrary) */
class="text-[#00cdf0] bg-[#00cdf0]"
/* SCSS */
$brand: #00cdf0;
/* SwiftUI */
Color(red: 0.000, green: 0.804, blue: 0.941)
/* Android */
Color.parseColor("#00cdf0")

Accessibility — WCAG contrast

Aa
#00cdf0 on white: 1.91:1
AA ✗ fail · AA-large · AAA
Aa
#00cdf0 on black: 10.99:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red0.0%
Green80.4%
Blue94.1%

CMYK percentages

Cyan100.0%
Magenta14.6%
Yellow0.0%
Key (black)5.9%

Color previews

#00cdf0 text on a black background

contrast 10.99:1

Card sample

#00cdf0 text on a white background

contrast 1.91:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #00cdf0;
Background color
Panel with #00cdf0 background
background-color: #00cdf0;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #00cdf0;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(0, 205, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 205, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00cdf0;
background: linear-gradient(135deg, #00cdf0, #002DF0);

Monochromatic scale

Palettes built from #00cdf0

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #00cdf0 in the Color Lab