S 5010-R90B vs Forget-Me-Not
Where S 5010-R90B belongs to NCS's range, Forget-Me-Not is a Sherwin-Williams color. S 5010-R90B reads as blue-grey, while Forget-Me-Not reads as blue-purple — two distinct hue families, not close cousins. S 5010-R90B (LRV 19) reflects noticeably more light than Forget-Me-Not (LRV 16), a difference of 4 points that becomes especially apparent in rooms with limited natural light. Both lean cool, so they'll behave similarly in mixed or changing light conditions. With a ΔE of 23.9, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. 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 Forget-Me-Not Simulated Comparison
5 simulated room previews — drag the slider on each to see S 5010-R90B on one side and Forget-Me-Not 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.








































