RAL 640-5 vs RAL 660-4
Side-by-side comparison of RAL 640-5 and RAL 660-4. Click on a color to view its full details page.
Color Comparison
With a Delta E of 39.3, these colors are very different. Both colors belong to the Blue hue family. Both colors have a cool temperature. RAL 660-4 is brighter with an LRV of 39.1 compared to 7.0 for RAL 640-5. RAL 640-5 is more saturated (73%) than RAL 660-4 (51%).
Color Difference (ΔE)
CIEDE2000 perceptual difference
39.27
Very different
0
5
10
20+
| RAL 640-5 | RAL 660-4 | |
|---|---|---|
| RGB |
Red 21
Green 75
Blue 137
|
Red 107
Green 177
Blue 207
|
| CMYK |
Cyan 85%
Magenta 45%
Yellow 0%
Key 46%
|
Cyan 48%
Magenta 14%
Yellow 0%
Key 19%
|
| Hue |
212° (Blue)
|
198° (Blue)
|
| Saturation | 73% | 51% |
| Lightness | 31% | 62% |
| LRV | 7.0 | 39.1 |
| CIE L* | 31.2 | 68.4 |
| Color Temperature | Cool 6595 K | Cool 5902 K |
See Colors in Context
Window
Front Door
Entrance
Balcony
Window Frame Detail
