Blue Opal vs Agapanthus
Where Blue Opal belongs to PPG's range, Agapanthus is a Sherwin-Williams color. Both sit in the blue family, which is useful context if you're narrowing within a single hue direction. They have nearly identical light reflectance values (56 vs 56), so they'll read as similarly Light in most lighting conditions. The ΔE 3.3 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Blue Opal vs Agapanthus Simulated Comparison
5 simulated room previews — drag the slider on each to see Blue Opal on one side and Agapanthus 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 Opal comparisons
See how Blue Opal stacks up against other well-photographed colors across different brands and tones.
