#213971
a dark, vivid blue · cool · closest name: midnightblue
RGB
33, 57, 113
HSL
222°, 55%, 29%
CMYK
71, 50, 0, 56
Luminance
0.0444
Every format
| HEX | #213971 |
| RGB | rgb(33, 57, 113) |
| HSL | hsl(222, 55%, 29%) |
| CMYK | cmyk(71%, 50%, 0%, 56%) |
| LAB | lab(25.1 11.2 -35.2) |
| LCH | lch(25.1 36.9 287.6) |
| OKLCH | oklch(0.358 0.101 264.4) |
Copy-ready code
/* CSS */
color: #213971;
background-color: #213971;
/* Tailwind (arbitrary) */
class="text-[#213971] bg-[#213971]"
/* SCSS */
$brand: #213971;
/* SwiftUI */
Color(red: 0.129, green: 0.224, blue: 0.443)
/* Android */
Color.parseColor("#213971")Accessibility — WCAG contrast
Aa
#213971 on white: 11.12:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#213971 on black: 1.89:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green22.4%
Blue44.3%
CMYK percentages
Cyan70.8%
Magenta49.6%
Yellow0.0%
Key (black)55.7%
Color previews
#213971 text on a black background
contrast 1.89:1
Card sample
#213971 text on a white background
contrast 11.12:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #213971;
Background color
Panel with #213971 background
background-color: #213971;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #213971;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 57, 113, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 57, 113, 0.45);
Border & gradient
Gradient panel
border: 3px solid #213971; background: linear-gradient(135deg, #213971, #3E2171);