#1b5df7
a balanced, electric blue · cool · closest name: royalblue
RGB
27, 93, 247
HSL
222°, 93%, 54%
CMYK
89, 62, 0, 3
Luminance
0.1478
Every format
| HEX | #1b5df7 |
| RGB | rgb(27, 93, 247) |
| HSL | hsl(222, 93%, 54%) |
| CMYK | cmyk(89%, 62%, 0%, 3%) |
| LAB | lab(45.3 38.7 -81.8) |
| LCH | lch(45.3 90.5 295.3) |
| OKLCH | oklch(0.543 0.239 263.2) |
Copy-ready code
/* CSS */
color: #1b5df7;
background-color: #1b5df7;
/* Tailwind (arbitrary) */
class="text-[#1b5df7] bg-[#1b5df7]"
/* SCSS */
$brand: #1b5df7;
/* SwiftUI */
Color(red: 0.106, green: 0.365, blue: 0.969)
/* Android */
Color.parseColor("#1b5df7")Accessibility — WCAG contrast
Aa
#1b5df7 on white: 5.31:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1b5df7 on black: 3.96:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green36.5%
Blue96.9%
CMYK percentages
Cyan89.1%
Magenta62.3%
Yellow0.0%
Key (black)3.1%
Color previews
#1b5df7 text on a black background
contrast 3.96:1
Card sample
#1b5df7 text on a white background
contrast 5.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b5df7;
Background color
Panel with #1b5df7 background
background-color: #1b5df7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b5df7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 93, 247, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 93, 247, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b5df7; background: linear-gradient(135deg, #1b5df7, #6C1BF7);