#1f3bff
a balanced, electric blue · warm · closest name: blue
RGB
31, 59, 255
HSL
233°, 100%, 56%
CMYK
88, 77, 0, 0
Luminance
0.1064
Every format
| HEX | #1f3bff |
| RGB | rgb(31, 59, 255) |
| HSL | hsl(233, 100%, 56%) |
| CMYK | cmyk(88%, 77%, 0%, 0%) |
| LAB | lab(39.0 61.4 -96.7) |
| LCH | lch(39.0 114.5 302.4) |
| OKLCH | oklch(0.499 0.281 266.3) |
Copy-ready code
/* CSS */
color: #1f3bff;
background-color: #1f3bff;
/* Tailwind (arbitrary) */
class="text-[#1f3bff] bg-[#1f3bff]"
/* SCSS */
$brand: #1f3bff;
/* SwiftUI */
Color(red: 0.122, green: 0.231, blue: 1.000)
/* Android */
Color.parseColor("#1f3bff")Accessibility — WCAG contrast
Aa
#1f3bff on white: 6.71:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1f3bff on black: 3.13:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.2%
Green23.1%
Blue100.0%
CMYK percentages
Cyan87.8%
Magenta76.9%
Yellow0.0%
Key (black)0.0%
Color previews
#1f3bff text on a black background
contrast 3.13:1
Card sample
#1f3bff text on a white background
contrast 6.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1f3bff;
Background color
Panel with #1f3bff background
background-color: #1f3bff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1f3bff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(31, 59, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 59, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f3bff; background: linear-gradient(135deg, #1f3bff, #981FFF);