#306dbb
a balanced, vivid blue · cool · closest name: steelblue
RGB
48, 109, 187
HSL
214°, 59%, 46%
CMYK
74, 42, 0, 27
Luminance
0.1515
Every format
| HEX | #306dbb |
| RGB | rgb(48, 109, 187) |
| HSL | hsl(214, 59%, 46%) |
| CMYK | cmyk(74%, 42%, 0%, 27%) |
| LAB | lab(45.8 7.5 -46.8) |
| LCH | lch(45.8 47.4 279.1) |
| OKLCH | oklch(0.535 0.138 256.0) |
Copy-ready code
/* CSS */
color: #306dbb;
background-color: #306dbb;
/* Tailwind (arbitrary) */
class="text-[#306dbb] bg-[#306dbb]"
/* SCSS */
$brand: #306dbb;
/* SwiftUI */
Color(red: 0.188, green: 0.427, blue: 0.733)
/* Android */
Color.parseColor("#306dbb")Accessibility — WCAG contrast
Aa
#306dbb on white: 5.21:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#306dbb on black: 4.03:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red18.8%
Green42.7%
Blue73.3%
CMYK percentages
Cyan74.3%
Magenta41.7%
Yellow0.0%
Key (black)26.7%
Color previews
#306dbb text on a black background
contrast 4.03:1
Card sample
#306dbb text on a white background
contrast 5.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #306dbb;
Background color
Panel with #306dbb background
background-color: #306dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #306dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(48, 109, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(48, 109, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #306dbb; background: linear-gradient(135deg, #306dbb, #5030BB);