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#28abc0

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

RGB
40, 171, 192
HSL
188°, 66%, 46%
CMYK
79, 11, 0, 25
Luminance
0.3338

Every format

HEX#28abc0
RGBrgb(40, 171, 192)
HSLhsl(188, 66%, 46%)
CMYKcmyk(79%, 11%, 0%, 25%)
LABlab(64.5 -26.7 -20.5)
LCHlch(64.5 33.7 217.6)
OKLCHoklch(0.683 0.110 211.3)

Copy-ready code

/* CSS */
color: #28abc0;
background-color: #28abc0;
/* Tailwind (arbitrary) */
class="text-[#28abc0] bg-[#28abc0]"
/* SCSS */
$brand: #28abc0;
/* SwiftUI */
Color(red: 0.157, green: 0.671, blue: 0.753)
/* Android */
Color.parseColor("#28abc0")

Accessibility — WCAG contrast

Aa
#28abc0 on white: 2.74:1
AA ✗ fail · AA-large · AAA
Aa
#28abc0 on black: 7.68:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red15.7%
Green67.1%
Blue75.3%

CMYK percentages

Cyan79.2%
Magenta10.9%
Yellow0.0%
Key (black)24.7%

Color previews

#28abc0 text on a black background

contrast 7.68:1

Card sample

#28abc0 text on a white background

contrast 2.74:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #28abc0;
Background color
Panel with #28abc0 background
background-color: #28abc0;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #28abc0;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(40, 171, 192, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 171, 192, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28abc0;
background: linear-gradient(135deg, #28abc0, #2846C0);

Monochromatic scale

Palettes built from #28abc0

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #28abc0 in the Color Lab