RAL 660-4 vs RAL 640-M

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

Color Comparison

With a Delta E of 42.5, 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 5.5 for RAL 640-M. RAL 640-M is more saturated (97%) than RAL 660-4 (51%).

Color Difference (ΔE) CIEDE2000 perceptual difference
42.48 Very different
0 5 10 20+
RAL 660-4 RAL 640-M
RGB
Red 107 Green 177 Blue 207
Red 2 Green 66 Blue 130
CMYK
Cyan 48% Magenta 14% Yellow 0% Key 19%
Cyan 98% Magenta 49% Yellow 0% Key 49%
Hue
198° (Blue)
210° (Blue)
Saturation 51% 97%
Lightness 62% 26%
LRV 39.1 5.5
CIE L* 68.4 27.5
Color Temperature Cool 5902 K Cool 6641 K

See Colors in Context

Window
Front Door
Entrance
Balcony
Window Frame Detail
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