Pure red vs Sky blue
Both from RAL Classic's palette. Pure red reads as pink-red, while Sky blue reads as blue — two distinct hue families, not close cousins. They have nearly identical light reflectance values (17 vs 19), so they'll read as similarly Dark in most lighting conditions. With a ΔE of 106.3, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Pure red vs Sky blue in Real Spaces
2 real rooms side by side. Seeing Pure red and Sky blue in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
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. The distinction reads clearly at room scale, making the choice between them concrete.
Color Details
Pure red vs Sky blue Simulated Comparison
5 simulated room previews — drag the slider on each to see Pure red on one side and Sky blue 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 Pure red comparisons
See how Pure red stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 17, White Dove is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 17), opening up a space where Pure red encloses it.
Evergreen Fog reflects far more light (LRV 30 vs 17), opening up a space where Pure red encloses it.
Agreeable Gray reflects far more light (LRV 60 vs 17), opening up a space where Pure red encloses it.
At LRV 58 vs 17, Accessible Beige is decisively the brighter choice.
A 10-point LRV gap (27 vs 17) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 17), opening up a space where Pure red encloses it.
At LRV 55 vs 17, Tranquil Dawn is decisively the brighter choice.
At LRV 44 vs 17, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 17), opening up a space where Pure red encloses it.
At LRV 66 vs 17, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 17, Shoji White is decisively the brighter choice.
A 5-point LRV gap (17 vs 12) makes Pure red the marginally brighter of the two.
A 9-point LRV gap (17 vs 8) makes Pure red the marginally brighter of the two.
At LRV 68 vs 17, Skimming Stone is decisively the brighter choice.
A 5-point LRV gap (17 vs 12) makes Pure red the marginally brighter of the two.
At LRV 45 vs 17, Saybrook Sage is decisively the brighter choice.
Pale Green reflects far more light (LRV 31 vs 17), opening up a space where Pure red encloses it.