RAL 540-4 vs Heather
Where RAL 540-4 belongs to RAL Effect's range, Heather is a Tikkurila color. RAL 540-4 reads as pink-purple, while Heather reads as grey — two distinct hue families, not close cousins. They have nearly identical light reflectance values (21 vs 21), so they'll read as similarly Dark in most lighting conditions. With a ΔE of 18.3, 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
RAL 540-4 vs Heather Simulated Comparison
5 simulated room previews — drag the slider on each to see RAL 540-4 on one side and Heather 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 540-4 comparisons
See how RAL 540-4 stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 21), opening up a space where RAL 540-4 encloses it.
At LRV 52 vs 21, Purbeck Stone is decisively the brighter choice.
A 10-point LRV gap (30 vs 21) makes Evergreen Fog the marginally brighter of the two.
At LRV 60 vs 21, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 21), opening up a space where RAL 540-4 encloses it.
Denim Drift reads slightly lighter (LRV 27 vs 21), a gap that shows most in low-lit rooms.
At LRV 43 vs 21, French Gray is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 21), opening up a space where RAL 540-4 encloses it.
Hardwick White reflects far more light (LRV 44 vs 21), opening up a space where RAL 540-4 encloses it.
At LRV 84 vs 21, Pure White is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 21), opening up a space where RAL 540-4 encloses it.
Shoji White reflects far more light (LRV 74 vs 21), opening up a space where RAL 540-4 encloses it.
RAL 540-4 reads slightly lighter (LRV 21 vs 12), a gap that shows most in low-lit rooms.
RAL 540-4 reflects far more light (LRV 21 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 21), opening up a space where RAL 540-4 encloses it.
RAL 540-4 reads slightly lighter (LRV 21 vs 12), a gap that shows most in low-lit rooms.
Saybrook Sage reflects far more light (LRV 45 vs 21), opening up a space where RAL 540-4 encloses it.
A 11-point LRV gap (31 vs 21) makes Pale Green the marginally brighter of the two.