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#3b9ade

a balanced, vivid blue · cool · closest name: steelblue

RGB
59, 154, 222
HSL
205°, 71%, 55%
CMYK
73, 31, 0, 13
Luminance
0.2931

Every format

HEX#3b9ade
RGBrgb(59, 154, 222)
HSLhsl(205, 71%, 55%)
CMYKcmyk(73%, 31%, 0%, 13%)
LABlab(61.1 -5.3 -42.5)
LCHlch(61.1 42.8 262.8)
OKLCHoklch(0.661 0.134 243.8)

Copy-ready code

/* CSS */
color: #3b9ade;
background-color: #3b9ade;
/* Tailwind (arbitrary) */
class="text-[#3b9ade] bg-[#3b9ade]"
/* SCSS */
$brand: #3b9ade;
/* SwiftUI */
Color(red: 0.231, green: 0.604, blue: 0.871)
/* Android */
Color.parseColor("#3b9ade")

Accessibility — WCAG contrast

Aa
#3b9ade on white: 3.06:1
AA ✗ fail · AA-large · AAA
Aa
#3b9ade on black: 6.86:1
AA ✓ pass · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red23.1%
Green60.4%
Blue87.1%

CMYK percentages

Cyan73.4%
Magenta30.6%
Yellow0.0%
Key (black)12.9%

Color previews

#3b9ade text on a black background

contrast 6.86:1

Card sample

#3b9ade text on a white background

contrast 3.06:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #3b9ade;
Background color
Panel with #3b9ade background
background-color: #3b9ade;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #3b9ade;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(59, 154, 222, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(59, 154, 222, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3b9ade;
background: linear-gradient(135deg, #3b9ade, #493BDE);

Monochromatic scale

Palettes built from #3b9ade

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #3b9ade in the Color Lab