#2579ee
a balanced, electric blue · cool · closest name: royalblue
RGB
37, 121, 238
HSL
215°, 86%, 54%
CMYK
85, 49, 0, 7
Luminance
0.2024
Every format
| HEX | #2579ee |
| RGB | rgb(37, 121, 238) |
| HSL | hsl(215, 86%, 54%) |
| CMYK | cmyk(85%, 49%, 0%, 7%) |
| LAB | lab(52.1 18.1 -65.7) |
| LCH | lch(52.1 68.2 285.4) |
| OKLCH | oklch(0.593 0.193 258.2) |
Copy-ready code
/* CSS */
color: #2579ee;
background-color: #2579ee;
/* Tailwind (arbitrary) */
class="text-[#2579ee] bg-[#2579ee]"
/* SCSS */
$brand: #2579ee;
/* SwiftUI */
Color(red: 0.145, green: 0.475, blue: 0.933)
/* Android */
Color.parseColor("#2579ee")Accessibility — WCAG contrast
Aa
#2579ee on white: 4.16:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#2579ee on black: 5.05:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.5%
Green47.5%
Blue93.3%
CMYK percentages
Cyan84.5%
Magenta49.2%
Yellow0.0%
Key (black)6.7%
Color previews
#2579ee text on a black background
contrast 5.05:1
Card sample
#2579ee text on a white background
contrast 4.16:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2579ee;
Background color
Panel with #2579ee background
background-color: #2579ee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2579ee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(37, 121, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(37, 121, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2579ee; background: linear-gradient(135deg, #2579ee, #5725EE);