#2879eb
a balanced, electric blue · cool · closest name: royalblue
RGB
40, 121, 235
HSL
215°, 83%, 54%
CMYK
83, 49, 0, 8
Luminance
0.2012
Every format
| HEX | #2879eb |
| RGB | rgb(40, 121, 235) |
| HSL | hsl(215, 83%, 54%) |
| CMYK | cmyk(83%, 49%, 0%, 8%) |
| LAB | lab(52.0 17.2 -64.2) |
| LCH | lch(52.0 66.5 285.0) |
| OKLCH | oklch(0.591 0.189 258.2) |
Copy-ready code
/* CSS */
color: #2879eb;
background-color: #2879eb;
/* Tailwind (arbitrary) */
class="text-[#2879eb] bg-[#2879eb]"
/* SCSS */
$brand: #2879eb;
/* SwiftUI */
Color(red: 0.157, green: 0.475, blue: 0.922)
/* Android */
Color.parseColor("#2879eb")Accessibility — WCAG contrast
Aa
#2879eb on white: 4.18:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#2879eb on black: 5.02:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green47.5%
Blue92.2%
CMYK percentages
Cyan83.0%
Magenta48.5%
Yellow0.0%
Key (black)7.8%
Color previews
#2879eb text on a black background
contrast 5.02:1
Card sample
#2879eb text on a white background
contrast 4.18:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2879eb;
Background color
Panel with #2879eb background
background-color: #2879eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2879eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 121, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 121, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2879eb; background: linear-gradient(135deg, #2879eb, #5928EB);