#2a5df3
a balanced, electric blue · cool · closest name: royalblue
RGB
42, 93, 243
HSL
225°, 89%, 56%
CMYK
83, 62, 0, 5
Luminance
0.1479
Every format
| HEX | #2a5df3 |
| RGB | rgb(42, 93, 243) |
| HSL | hsl(225, 89%, 56%) |
| CMYK | cmyk(83%, 62%, 0%, 5%) |
| LAB | lab(45.3 38.0 -79.5) |
| LCH | lch(45.3 88.1 295.6) |
| OKLCH | oklch(0.543 0.231 264.9) |
Copy-ready code
/* CSS */
color: #2a5df3;
background-color: #2a5df3;
/* Tailwind (arbitrary) */
class="text-[#2a5df3] bg-[#2a5df3]"
/* SCSS */
$brand: #2a5df3;
/* SwiftUI */
Color(red: 0.165, green: 0.365, blue: 0.953)
/* Android */
Color.parseColor("#2a5df3")Accessibility — WCAG contrast
Aa
#2a5df3 on white: 5.31:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2a5df3 on black: 3.96:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red16.5%
Green36.5%
Blue95.3%
CMYK percentages
Cyan82.7%
Magenta61.7%
Yellow0.0%
Key (black)4.7%
Color previews
#2a5df3 text on a black background
contrast 3.96:1
Card sample
#2a5df3 text on a white background
contrast 5.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2a5df3;
Background color
Panel with #2a5df3 background
background-color: #2a5df3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2a5df3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(42, 93, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(42, 93, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2a5df3; background: linear-gradient(135deg, #2a5df3, #7D2AF3);