#33a4dd
a balanced, vivid blue · cool · closest name: steelblue
RGB
51, 164, 221
HSL
200°, 71%, 53%
CMYK
77, 26, 0, 13
Luminance
0.3248
Every format
| HEX | #33a4dd |
| RGB | rgb(51, 164, 221) |
| HSL | hsl(200, 71%, 53%) |
| CMYK | cmyk(77%, 26%, 0%, 13%) |
| LAB | lab(63.7 -12.2 -37.7) |
| LCH | lch(63.7 39.7 252.1) |
| OKLCH | oklch(0.682 0.129 235.7) |
Copy-ready code
/* CSS */
color: #33a4dd;
background-color: #33a4dd;
/* Tailwind (arbitrary) */
class="text-[#33a4dd] bg-[#33a4dd]"
/* SCSS */
$brand: #33a4dd;
/* SwiftUI */
Color(red: 0.200, green: 0.643, blue: 0.867)
/* Android */
Color.parseColor("#33a4dd")Accessibility — WCAG contrast
Aa
#33a4dd on white: 2.80:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#33a4dd on black: 7.50:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green64.3%
Blue86.7%
CMYK percentages
Cyan76.9%
Magenta25.8%
Yellow0.0%
Key (black)13.3%
Color previews
#33a4dd text on a black background
contrast 7.50:1
Card sample
#33a4dd text on a white background
contrast 2.80:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #33a4dd;
Background color
Panel with #33a4dd background
background-color: #33a4dd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #33a4dd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 164, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 164, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #33a4dd; background: linear-gradient(135deg, #33a4dd, #3333DD);