RAL 640-4 vs RAL 660-4

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

Color Comparison

With a Delta E of 36.0, 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 8.2 for RAL 640-4. RAL 640-4 is more saturated (75%) than RAL 660-4 (51%).

Color Difference (ΔE) CIEDE2000 perceptual difference
36.01 Very different
0 5 10 20+
RAL 640-4 RAL 660-4
RGB
Red 20 Green 83 Blue 140
Red 107 Green 177 Blue 207
CMYK
Cyan 86% Magenta 41% Yellow 0% Key 45%
Cyan 48% Magenta 14% Yellow 0% Key 19%
Hue
208° (Blue)
198° (Blue)
Saturation 75% 51%
Lightness 31% 62%
LRV 8.2 39.1
CIE L* 33.9 68.4
Color Temperature Cool 6513 K Cool 5902 K

See Colors in Context

Window
Front Door
Entrance
Balcony
Window Frame Detail
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