Royal Regatta 6 vs Porch Ceiling
Royal Regatta 6 (Dulux) and Porch Ceiling (Sherwin-Williams) come from different manufacturers. These are both blues, so the question isn't which hue to choose — it's where within blue to land. The 3-point LRV gap — 53 for Porch Ceiling vs 50 for Royal Regatta 6 — means Porch Ceiling will open up a space more effectively. Both share a cool character, which means they'll respond to light and surrounding materials in similar ways. ΔE 4.3 means they're clearly different, but not dramatically so — they'd pair well in the same room. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Royal Regatta 6 vs Porch Ceiling Simulated Comparison
5 simulated room previews — drag the slider on each to see Royal Regatta 6 on one side and Porch Ceiling 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 Royal Regatta 6 comparisons
See how Royal Regatta 6 stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 50, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 50), opening up a space where Royal Regatta 6 encloses it.
Royal Regatta 6 reflects far more light (LRV 50 vs 6), opening up a space where Iron Ore encloses it.
Their light reflectance is nearly identical (LRV 52 vs 50), so neither reads brighter in a room.
At LRV 50 vs 30, Royal Regatta 6 is decisively the brighter choice.
With LRVs of 52 and 50, the two reflect almost the same amount of light.
A 10-point LRV gap (60 vs 50) makes Agreeable Gray the marginally brighter of the two.
Accessible Beige reads slightly lighter (LRV 58 vs 50), a gap that shows most in low-lit rooms.
Royal Regatta 6 reflects far more light (LRV 50 vs 27), opening up a space where Denim Drift encloses it.
A 7-point LRV gap (50 vs 43) makes Royal Regatta 6 the marginally brighter of the two.
At LRV 50 vs 4, Royal Regatta 6 is decisively the brighter choice.
Tranquil Dawn reads slightly lighter (LRV 55 vs 50), a gap that shows most in low-lit rooms.
Royal Regatta 6 reflects far more light (LRV 50 vs 13), opening up a space where Bancha encloses it.
Royal Regatta 6 reads slightly lighter (LRV 50 vs 44), a gap that shows most in low-lit rooms.
At LRV 84 vs 50, Pure White is decisively the brighter choice.
At LRV 50 vs 21, Royal Regatta 6 is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 50), opening up a space where Royal Regatta 6 encloses it.
Shoji White reflects far more light (LRV 74 vs 50), opening up a space where Royal Regatta 6 encloses it.
Snowbound reflects far more light (LRV 83 vs 50), opening up a space where Royal Regatta 6 encloses it.
Their light reflectance is nearly identical (LRV 51 vs 50), so neither reads brighter in a room.
Royal Regatta 6 reflects far more light (LRV 50 vs 12), opening up a space where Pewter Green encloses it.
Royal Regatta 6 reflects far more light (LRV 50 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 50), opening up a space where Royal Regatta 6 encloses it.
A 9-point LRV gap (50 vs 41) makes Royal Regatta 6 the marginally brighter of the two.
Royal Regatta 6 reflects far more light (LRV 50 vs 12), opening up a space where Vintage Vogue encloses it.
Royal Regatta 6 reads slightly lighter (LRV 50 vs 45), a gap that shows most in low-lit rooms.
At LRV 50 vs 31, Royal Regatta 6 is decisively the brighter choice.