#688aab
a balanced, soft blue · cool · closest name: steelblue
RGB
104, 138, 171
HSL
210°, 29%, 54%
CMYK
39, 19, 0, 33
Luminance
0.2406
Every format
| HEX | #688aab |
| RGB | rgb(104, 138, 171) |
| HSL | hsl(210, 29%, 54%) |
| CMYK | cmyk(39%, 19%, 0%, 33%) |
| LAB | lab(56.1 -3.3 -21.2) |
| LCH | lch(56.1 21.4 261.1) |
| OKLCH | oklch(0.620 0.063 248.1) |
Copy-ready code
/* CSS */
color: #688aab;
background-color: #688aab;
/* Tailwind (arbitrary) */
class="text-[#688aab] bg-[#688aab]"
/* SCSS */
$brand: #688aab;
/* SwiftUI */
Color(red: 0.408, green: 0.541, blue: 0.671)
/* Android */
Color.parseColor("#688aab")Accessibility — WCAG contrast
Aa
#688aab on white: 3.61:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#688aab on black: 5.81:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.8%
Green54.1%
Blue67.1%
CMYK percentages
Cyan39.2%
Magenta19.3%
Yellow0.0%
Key (black)32.9%
Color previews
#688aab text on a black background
contrast 5.81:1
Card sample
#688aab text on a white background
contrast 3.61:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #688aab;
Background color
Panel with #688aab background
background-color: #688aab;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #688aab;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(104, 138, 171, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(104, 138, 171, 0.45);
Border & gradient
Gradient panel
border: 3px solid #688aab; background: linear-gradient(135deg, #688aab, #7368AB);