#275dbb
a dark, vivid blue · cool · closest name: royalblue
RGB
39, 93, 187
HSL
218°, 66%, 44%
CMYK
79, 50, 0, 27
Luminance
0.1185
Every format
| HEX | #275dbb |
| RGB | rgb(39, 93, 187) |
| HSL | hsl(218, 66%, 44%) |
| CMYK | cmyk(79%, 50%, 0%, 27%) |
| LAB | lab(41.0 16.7 -54.6) |
| LCH | lch(41.0 57.1 287.0) |
| OKLCH | oklch(0.497 0.159 260.6) |
Copy-ready code
/* CSS */
color: #275dbb;
background-color: #275dbb;
/* Tailwind (arbitrary) */
class="text-[#275dbb] bg-[#275dbb]"
/* SCSS */
$brand: #275dbb;
/* SwiftUI */
Color(red: 0.153, green: 0.365, blue: 0.733)
/* Android */
Color.parseColor("#275dbb")Accessibility — WCAG contrast
Aa
#275dbb on white: 6.23:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#275dbb on black: 3.37:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.3%
Green36.5%
Blue73.3%
CMYK percentages
Cyan79.1%
Magenta50.3%
Yellow0.0%
Key (black)26.7%
Color previews
#275dbb text on a black background
contrast 3.37:1
Card sample
#275dbb text on a white background
contrast 6.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #275dbb;
Background color
Panel with #275dbb background
background-color: #275dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #275dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(39, 93, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(39, 93, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #275dbb; background: linear-gradient(135deg, #275dbb, #5427BB);