#177dbb
a dark, electric blue · cool · closest name: steelblue
RGB
23, 125, 187
HSL
203°, 78%, 41%
CMYK
88, 33, 0, 27
Luminance
0.1844
Every format
| HEX | #177dbb |
| RGB | rgb(23, 125, 187) |
| HSL | hsl(203, 78%, 41%) |
| CMYK | cmyk(88%, 33%, 0%, 27%) |
| LAB | lab(50.0 -4.8 -40.1) |
| LCH | lch(50.0 40.4 263.2) |
| OKLCH | oklch(0.566 0.129 242.7) |
Copy-ready code
/* CSS */
color: #177dbb;
background-color: #177dbb;
/* Tailwind (arbitrary) */
class="text-[#177dbb] bg-[#177dbb]"
/* SCSS */
$brand: #177dbb;
/* SwiftUI */
Color(red: 0.090, green: 0.490, blue: 0.733)
/* Android */
Color.parseColor("#177dbb")Accessibility — WCAG contrast
Aa
#177dbb on white: 4.48:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#177dbb on black: 4.69:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green49.0%
Blue73.3%
CMYK percentages
Cyan87.7%
Magenta33.2%
Yellow0.0%
Key (black)26.7%
Color previews
#177dbb text on a black background
contrast 4.69:1
Card sample
#177dbb text on a white background
contrast 4.48:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #177dbb;
Background color
Panel with #177dbb background
background-color: #177dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #177dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 125, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 125, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #177dbb; background: linear-gradient(135deg, #177dbb, #1E17BB);