Turquoise blue vs L366
Turquoise blue (RAL Classic) and L366 (Tikkurila) come from different manufacturers. Both sit in the blue family, which is useful context if you're narrowing within a single hue direction. The 8-point LRV gap — 23 for Turquoise blue vs 15 for L366 — means Turquoise blue will open up a space more effectively. ΔE 6.0 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
Turquoise blue vs L366 Simulated Comparison
5 simulated room previews — drag the slider on each to see Turquoise blue on one side and L366 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 Turquoise blue comparisons
See how Turquoise blue stacks up against other well-photographed colors across different brands and tones.







































