#1f5ab7
a dark, vivid blue · cool · closest name: royalblue
RGB
31, 90, 183
HSL
217°, 71%, 42%
CMYK
83, 51, 0, 28
Luminance
0.1102
Every format
| HEX | #1f5ab7 |
| RGB | rgb(31, 90, 183) |
| HSL | hsl(217, 71%, 42%) |
| CMYK | cmyk(83%, 51%, 0%, 28%) |
| LAB | lab(39.6 16.3 -54.5) |
| LCH | lch(39.6 56.9 286.7) |
| OKLCH | oklch(0.485 0.160 259.5) |
Copy-ready code
/* CSS */
color: #1f5ab7;
background-color: #1f5ab7;
/* Tailwind (arbitrary) */
class="text-[#1f5ab7] bg-[#1f5ab7]"
/* SCSS */
$brand: #1f5ab7;
/* SwiftUI */
Color(red: 0.122, green: 0.353, blue: 0.718)
/* Android */
Color.parseColor("#1f5ab7")Accessibility — WCAG contrast
Aa
#1f5ab7 on white: 6.55:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1f5ab7 on black: 3.20:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.2%
Green35.3%
Blue71.8%
CMYK percentages
Cyan83.1%
Magenta50.8%
Yellow0.0%
Key (black)28.2%
Color previews
#1f5ab7 text on a black background
contrast 3.20:1
Card sample
#1f5ab7 text on a white background
contrast 6.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1f5ab7;
Background color
Panel with #1f5ab7 background
background-color: #1f5ab7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1f5ab7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(31, 90, 183, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 90, 183, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f5ab7; background: linear-gradient(135deg, #1f5ab7, #491FB7);