#669ddf
a balanced, vivid blue · cool · closest name: steelblue
RGB
102, 157, 223
HSL
213°, 65%, 64%
CMYK
54, 30, 0, 13
Luminance
0.3227
Every format
| HEX | #669ddf |
| RGB | rgb(102, 157, 223) |
| HSL | hsl(213, 65%, 64%) |
| CMYK | cmyk(54%, 30%, 0%, 13%) |
| LAB | lab(63.6 0.7 -39.0) |
| LCH | lch(63.6 39.0 271.0) |
| OKLCH | oklch(0.685 0.114 253.8) |
Copy-ready code
/* CSS */
color: #669ddf;
background-color: #669ddf;
/* Tailwind (arbitrary) */
class="text-[#669ddf] bg-[#669ddf]"
/* SCSS */
$brand: #669ddf;
/* SwiftUI */
Color(red: 0.400, green: 0.616, blue: 0.875)
/* Android */
Color.parseColor("#669ddf")Accessibility — WCAG contrast
Aa
#669ddf on white: 2.82:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#669ddf on black: 7.45:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green61.6%
Blue87.5%
CMYK percentages
Cyan54.3%
Magenta29.6%
Yellow0.0%
Key (black)12.5%
Color previews
#669ddf text on a black background
contrast 7.45:1
Card sample
#669ddf text on a white background
contrast 2.82:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #669ddf;
Background color
Panel with #669ddf background
background-color: #669ddf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #669ddf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 157, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 157, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #669ddf; background: linear-gradient(135deg, #669ddf, #8066DF);