#2158ee
a balanced, electric blue · cool · closest name: royalblue
RGB
33, 88, 238
HSL
224°, 86%, 53%
CMYK
86, 63, 0, 7
Luminance
0.1348
Every format
| HEX | #2158ee |
| RGB | rgb(33, 88, 238) |
| HSL | hsl(224, 86%, 53%) |
| CMYK | cmyk(86%, 63%, 0%, 7%) |
| LAB | lab(43.5 38.8 -79.8) |
| LCH | lch(43.5 88.7 295.9) |
| OKLCH | oklch(0.527 0.232 264.2) |
Copy-ready code
/* CSS */
color: #2158ee;
background-color: #2158ee;
/* Tailwind (arbitrary) */
class="text-[#2158ee] bg-[#2158ee]"
/* SCSS */
$brand: #2158ee;
/* SwiftUI */
Color(red: 0.129, green: 0.345, blue: 0.933)
/* Android */
Color.parseColor("#2158ee")Accessibility — WCAG contrast
Aa
#2158ee on white: 5.68:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2158ee on black: 3.70:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green34.5%
Blue93.3%
CMYK percentages
Cyan86.1%
Magenta63.0%
Yellow0.0%
Key (black)6.7%
Color previews
#2158ee text on a black background
contrast 3.70:1
Card sample
#2158ee text on a white background
contrast 5.68:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2158ee;
Background color
Panel with #2158ee background
background-color: #2158ee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2158ee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 88, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 88, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2158ee; background: linear-gradient(135deg, #2158ee, #7321EE);