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#28cdbc

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

RGB
40, 205, 188
HSL
174°, 67%, 48%
CMYK
81, 0, 8, 20
Luminance
0.4774

Every format

HEX#28cdbc
RGBrgb(40, 205, 188)
HSLhsl(174, 67%, 48%)
CMYKcmyk(81%, 0%, 8%, 20%)
LABlab(74.7 -43.8 -3.1)
LCHlch(74.7 43.9 184.0)
OKLCHoklch(0.766 0.129 184.0)

Copy-ready code

/* CSS */
color: #28cdbc;
background-color: #28cdbc;
/* Tailwind (arbitrary) */
class="text-[#28cdbc] bg-[#28cdbc]"
/* SCSS */
$brand: #28cdbc;
/* SwiftUI */
Color(red: 0.157, green: 0.804, blue: 0.737)
/* Android */
Color.parseColor("#28cdbc")

Accessibility — WCAG contrast

Aa
#28cdbc on white: 1.99:1
AA ✗ fail · AA-large · AAA
Aa
#28cdbc on black: 10.55:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red15.7%
Green80.4%
Blue73.7%

CMYK percentages

Cyan80.5%
Magenta0.0%
Yellow8.3%
Key (black)19.6%

Color previews

#28cdbc text on a black background

contrast 10.55:1

Card sample

#28cdbc text on a white background

contrast 1.99:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

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

Glowing headline

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

Soft neon halo

text-shadow: 0 0 14px rgba(40, 205, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 205, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28cdbc;
background: linear-gradient(135deg, #28cdbc, #2870CD);

Monochromatic scale

Palettes built from #28cdbc

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #28cdbc in the Color Lab