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#40bbc2

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

RGB
64, 187, 194
HSL
183°, 52%, 51%
CMYK
67, 4, 0, 24
Luminance
0.4053

Every format

HEX#40bbc2
RGBrgb(64, 187, 194)
HSLhsl(183, 52%, 51%)
CMYKcmyk(67%, 4%, 0%, 24%)
LABlab(69.8 -31.0 -13.5)
LCHlch(69.8 33.8 203.5)
OKLCHoklch(0.728 0.106 200.6)

Copy-ready code

/* CSS */
color: #40bbc2;
background-color: #40bbc2;
/* Tailwind (arbitrary) */
class="text-[#40bbc2] bg-[#40bbc2]"
/* SCSS */
$brand: #40bbc2;
/* SwiftUI */
Color(red: 0.251, green: 0.733, blue: 0.761)
/* Android */
Color.parseColor("#40bbc2")

Accessibility — WCAG contrast

Aa
#40bbc2 on white: 2.31:1
AA ✗ fail · AA-large · AAA
Aa
#40bbc2 on black: 9.11:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red25.1%
Green73.3%
Blue76.1%

CMYK percentages

Cyan67.0%
Magenta3.6%
Yellow0.0%
Key (black)23.9%

Color previews

#40bbc2 text on a black background

contrast 9.11:1

Card sample

#40bbc2 text on a white background

contrast 2.31:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #40bbc2;
Background color
Panel with #40bbc2 background
background-color: #40bbc2;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #40bbc2;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(64, 187, 194, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 187, 194, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40bbc2;
background: linear-gradient(135deg, #40bbc2, #4064C2);

Monochromatic scale

Palettes built from #40bbc2

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #40bbc2 in the Color Lab