RAL 660-4 vs RAL 640-3

Side-by-side comparison of RAL 660-4 and RAL 640-3. Click on a color to view its full details page.

Color Comparison

With a Delta E of 22.9, 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 15.4 for RAL 640-3. Both colors have similar saturation levels.

Color Difference (ΔE) CIEDE2000 perceptual difference
22.95 Very different
0 5 10 20+
RAL 660-4 RAL 640-3
RGB
Red 107 Green 177 Blue 207
Red 46 Green 113 Blue 172
CMYK
Cyan 48% Magenta 14% Yellow 0% Key 19%
Cyan 73% Magenta 34% Yellow 0% Key 33%
Hue
198° (Blue)
208° (Blue)
Saturation 51% 58%
Lightness 62% 43%
LRV 39.1 15.4
CIE L* 68.4 45.6
Color Temperature Cool 5902 K Cool 6533 K

See Colors in Context

Window
Front Door
Entrance
Balcony
Window Frame Detail
← Back to all colors