Blue Spruce vs RAL 810-4
Blue Spruce is a Benjamin Moore color while RAL 810-4 comes from RAL Effect. Both sit in the blue-grey family, which is useful context if you're narrowing within a single hue direction. At LRV 17 vs 14, Blue Spruce will read as the brighter of the two — a 3-point gap that matters most in north-facing or low-light rooms. With a ΔE of 2.2, the difference is subtle — you'd need them side by side to reliably tell them apart. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Blue Spruce vs RAL 810-4 in Real Spaces
2 real rooms side by side. Blue Spruce and RAL 810-4 are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
House
At full exterior scale, the difference between these two colors becomes much easier to judge than from a small chip. The two are close enough that the choice comes down to finer qualities — undertone, texture, what the color sits next to.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The two are close enough that the choice comes down to finer qualities — undertone, texture, what the color sits next to.
Color Details
Blue Spruce vs RAL 810-4 Simulated Comparison
5 simulated room previews — drag the slider on each to see Blue Spruce on one side and RAL 810-4 on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Blue Spruce comparisons
See how Blue Spruce stacks up against other well-photographed colors across different brands and tones.












































