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#2d55ff

a balanced, electric blue · warm · closest name: royalblue

RGB
45, 85, 255
HSL
229°, 100%, 59%
CMYK
82, 67, 0, 0
Luminance
0.1427

Every format

HEX#2d55ff
RGBrgb(45, 85, 255)
HSLhsl(229, 100%, 59%)
CMYKcmyk(82%, 67%, 0%, 0%)
LABlab(44.6 47.4 -87.4)
LCHlch(44.6 99.4 298.5)
OKLCHoklch(0.541 0.254 266.5)

Copy-ready code

/* CSS */
color: #2d55ff;
background-color: #2d55ff;
/* Tailwind (arbitrary) */
class="text-[#2d55ff] bg-[#2d55ff]"
/* SCSS */
$brand: #2d55ff;
/* SwiftUI */
Color(red: 0.176, green: 0.333, blue: 1.000)
/* Android */
Color.parseColor("#2d55ff")

Accessibility — WCAG contrast

Aa
#2d55ff on white: 5.45:1
AA ✓ pass · AA-large · AAA
Aa
#2d55ff on black: 3.85:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red17.6%
Green33.3%
Blue100.0%

CMYK percentages

Cyan82.4%
Magenta66.7%
Yellow0.0%
Key (black)0.0%

Color previews

#2d55ff text on a black background

contrast 3.85:1

Card sample

#2d55ff text on a white background

contrast 5.45:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #2d55ff;
Background color
Panel with #2d55ff background
background-color: #2d55ff;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #2d55ff;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(45, 85, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(45, 85, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2d55ff;
background: linear-gradient(135deg, #2d55ff, #912DFF);

Monochromatic scale

Palettes built from #2d55ff

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #2d55ff in the Color Lab