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#0c55ff

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

RGB
12, 85, 255
HSL
222°, 100%, 52%
CMYK
95, 67, 0, 0
Luminance
0.1380

Every format

HEX#0c55ff
RGBrgb(12, 85, 255)
HSLhsl(222, 100%, 52%)
CMYKcmyk(95%, 67%, 0%, 0%)
LABlab(43.9 46.0 -88.5)
LCHlch(43.9 99.8 297.5)
OKLCHoklch(0.534 0.259 263.2)

Copy-ready code

/* CSS */
color: #0c55ff;
background-color: #0c55ff;
/* Tailwind (arbitrary) */
class="text-[#0c55ff] bg-[#0c55ff]"
/* SCSS */
$brand: #0c55ff;
/* SwiftUI */
Color(red: 0.047, green: 0.333, blue: 1.000)
/* Android */
Color.parseColor("#0c55ff")

Accessibility — WCAG contrast

Aa
#0c55ff on white: 5.59:1
AA ✓ pass · AA-large · AAA
Aa
#0c55ff on black: 3.76:1
AA ✗ fail · AA-large · AAA
true color
protanopia
deuteranopia
tritanopia

RGB percentages

Red4.7%
Green33.3%
Blue100.0%

CMYK percentages

Cyan95.3%
Magenta66.7%
Yellow0.0%
Key (black)0.0%

Color previews

#0c55ff text on a black background

contrast 3.76:1

Card sample

#0c55ff text on a white background

contrast 5.59:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #0c55ff;
Background color
Panel with #0c55ff background
background-color: #0c55ff;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #0c55ff;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(12, 85, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(12, 85, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0c55ff;
background: linear-gradient(135deg, #0c55ff, #650CFF);

Monochromatic scale

Palettes built from #0c55ff

Shades — darker

Tints — lighter

Hue & tone neighbors

Color harmonies

Nearest named colors

Work with #0c55ff in the Color Lab