S 5010-R90B vs Gentian
S 5010-R90B is a NCS color while Gentian comes from Sherwin-Williams. Hue-wise, S 5010-R90B belongs to the blue-grey family and Gentian to the blue family. With LRVs of 19 and 18, they'll behave almost identically in terms of how much light they reflect back into a room. They share a cool quality — useful to know if you're layering them in the same space. At ΔE 24.4, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
S 5010-R90B vs Gentian Simulated Comparison
5 simulated room previews — drag the slider on each to see S 5010-R90B on one side and Gentian 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 S 5010-R90B comparisons
See how S 5010-R90B stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 19), opening up a space where S 5010-R90B encloses it.
At LRV 83 vs 19, White Dove is decisively the brighter choice.
At LRV 19 vs 6, S 5010-R90B is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 19), opening up a space where S 5010-R90B encloses it.
Evergreen Fog reads slightly lighter (LRV 30 vs 19), a gap that shows most in low-lit rooms.
At LRV 52 vs 19, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 19), opening up a space where S 5010-R90B encloses it.
At LRV 58 vs 19, Accessible Beige is decisively the brighter choice.
A 8-point LRV gap (27 vs 19) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 19), opening up a space where S 5010-R90B encloses it.
S 5010-R90B reflects far more light (LRV 19 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 19, Tranquil Dawn is decisively the brighter choice.
A 6-point LRV gap (19 vs 13) makes S 5010-R90B the marginally brighter of the two.
At LRV 44 vs 19, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 19), opening up a space where S 5010-R90B encloses it.
With LRVs of 21 and 19, the two reflect almost the same amount of light.
At LRV 66 vs 19, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 19, Shoji White is decisively the brighter choice.
At LRV 83 vs 19, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 19), opening up a space where S 5010-R90B encloses it.
A 8-point LRV gap (19 vs 12) makes S 5010-R90B the marginally brighter of the two.
A 11-point LRV gap (19 vs 8) makes S 5010-R90B the marginally brighter of the two.
At LRV 68 vs 19, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 19), opening up a space where S 5010-R90B encloses it.
A 8-point LRV gap (19 vs 12) makes S 5010-R90B the marginally brighter of the two.
At LRV 45 vs 19, Saybrook Sage is decisively the brighter choice.
Pale Green reads slightly lighter (LRV 31 vs 19), a gap that shows most in low-lit rooms.