#3055ff
a balanced, electric blue · warm · closest name: royalblue
RGB
48, 85, 255
HSL
229°, 100%, 59%
CMYK
81, 67, 0, 0
Luminance
0.1435
Every format
| HEX | #3055ff |
| RGB | rgb(48, 85, 255) |
| HSL | hsl(229, 100%, 59%) |
| CMYK | cmyk(81%, 67%, 0%, 0%) |
| LAB | lab(44.7 47.6 -87.2) |
| LCH | lch(44.7 99.4 298.6) |
| OKLCH | oklch(0.542 0.253 267.0) |
Copy-ready code
/* CSS */
color: #3055ff;
background-color: #3055ff;
/* Tailwind (arbitrary) */
class="text-[#3055ff] bg-[#3055ff]"
/* SCSS */
$brand: #3055ff;
/* SwiftUI */
Color(red: 0.188, green: 0.333, blue: 1.000)
/* Android */
Color.parseColor("#3055ff")Accessibility — WCAG contrast
Aa
#3055ff on white: 5.43:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3055ff on black: 3.87:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.8%
Green33.3%
Blue100.0%
CMYK percentages
Cyan81.2%
Magenta66.7%
Yellow0.0%
Key (black)0.0%
Color previews
#3055ff text on a black background
contrast 3.87:1
Card sample
#3055ff text on a white background
contrast 5.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3055ff;
Background color
Panel with #3055ff background
background-color: #3055ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3055ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(48, 85, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(48, 85, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3055ff; background: linear-gradient(135deg, #3055ff, #9530FF);