#2178ad
a dark, vivid blue · cool · closest name: steelblue
RGB
33, 120, 173
HSL
203°, 68%, 40%
CMYK
81, 31, 0, 32
Luminance
0.1677
Every format
| HEX | #2178ad |
| RGB | rgb(33, 120, 173) |
| HSL | hsl(203, 68%, 40%) |
| CMYK | cmyk(81%, 31%, 0%, 32%) |
| LAB | lab(48.0 -6.2 -35.3) |
| LCH | lch(48.0 35.8 260.0) |
| OKLCH | oklch(0.548 0.114 241.0) |
Copy-ready code
/* CSS */
color: #2178ad;
background-color: #2178ad;
/* Tailwind (arbitrary) */
class="text-[#2178ad] bg-[#2178ad]"
/* SCSS */
$brand: #2178ad;
/* SwiftUI */
Color(red: 0.129, green: 0.471, blue: 0.678)
/* Android */
Color.parseColor("#2178ad")Accessibility — WCAG contrast
Aa
#2178ad on white: 4.82:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2178ad on black: 4.35:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green47.1%
Blue67.8%
CMYK percentages
Cyan80.9%
Magenta30.6%
Yellow0.0%
Key (black)32.2%
Color previews
#2178ad text on a black background
contrast 4.35:1
Card sample
#2178ad text on a white background
contrast 4.82:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2178ad;
Background color
Panel with #2178ad background
background-color: #2178ad;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2178ad;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 120, 173, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 120, 173, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2178ad; background: linear-gradient(135deg, #2178ad, #2721AD);