RAL 820-M vs Moonlit Orchid
Where RAL 820-M belongs to RAL Effect's range, Moonlit Orchid is a Sherwin-Williams color. Both sit in the grey family, which is useful context if you're narrowing within a single hue direction. They have nearly identical light reflectance values (29 vs 29), so they'll read as similarly Medium in most lighting conditions. At ΔE 1.9, these are close — the kind of difference that matters when choosing between them, but doesn't read strongly in a finished room. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
RAL 820-M vs Moonlit Orchid in Real Spaces
2 real rooms side by side. RAL 820-M and Moonlit Orchid 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
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. At this scale the difference is subtle — you'd need them side by side, as shown here, to reliably tell them apart.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. At this scale the difference is subtle — you'd need them side by side, as shown here, to reliably tell them apart.
Color Details
RAL 820-M vs Moonlit Orchid Simulated Comparison
5 simulated room previews — drag the slider on each to see RAL 820-M on one side and Moonlit Orchid 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 RAL 820-M comparisons
See how RAL 820-M stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 29), opening up a space where RAL 820-M encloses it.
At LRV 52 vs 29, Purbeck Stone is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 30 vs 29), so neither reads brighter in a room.
At LRV 60 vs 29, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 29), opening up a space where RAL 820-M encloses it.
With LRVs of 29 and 27, the two reflect almost the same amount of light.
At LRV 43 vs 29, French Gray is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 29), opening up a space where RAL 820-M encloses it.
Hardwick White reflects far more light (LRV 44 vs 29), opening up a space where RAL 820-M encloses it.
At LRV 84 vs 29, Pure White is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 29), opening up a space where RAL 820-M encloses it.
Shoji White reflects far more light (LRV 74 vs 29), opening up a space where RAL 820-M encloses it.
RAL 820-M reflects far more light (LRV 29 vs 12), opening up a space where Pewter Green encloses it.
RAL 820-M reflects far more light (LRV 29 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 29), opening up a space where RAL 820-M encloses it.
RAL 820-M reflects far more light (LRV 29 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reflects far more light (LRV 45 vs 29), opening up a space where RAL 820-M encloses it.
Their light reflectance is nearly identical (LRV 31 vs 29), so neither reads brighter in a room.