Red orange vs Ultramarine blue
Both from RAL Classic's palette. Hue-wise, Red orange belongs to the beige-pink family and Ultramarine blue to the blue family. Red orange (LRV 18) reflects noticeably more light than Ultramarine blue (LRV 7), a difference of 10 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 97.3, 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
Red orange vs Ultramarine blue Simulated Comparison
5 simulated room previews — drag the slider on each to see Red orange on one side and Ultramarine 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 Red orange comparisons
See how Red orange stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 18), opening up a space where Red orange encloses it.
At LRV 83 vs 18, White Dove is decisively the brighter choice.
At LRV 18 vs 6, Red orange is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 18), opening up a space where Red orange encloses it.
Evergreen Fog reflects far more light (LRV 30 vs 18), opening up a space where Red orange encloses it.
At LRV 52 vs 18, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 18), opening up a space where Red orange encloses it.
At LRV 58 vs 18, Accessible Beige is decisively the brighter choice.
A 9-point LRV gap (27 vs 18) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 18), opening up a space where Red orange encloses it.
Red orange reflects far more light (LRV 18 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 18, Tranquil Dawn is decisively the brighter choice.
A 5-point LRV gap (18 vs 13) makes Red orange the marginally brighter of the two.
At LRV 44 vs 18, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 18), opening up a space where Red orange encloses it.
Artichoke reads slightly lighter (LRV 21 vs 18), a gap that shows most in low-lit rooms.
At LRV 66 vs 18, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 18, Shoji White is decisively the brighter choice.
At LRV 83 vs 18, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 18), opening up a space where Red orange encloses it.
A 6-point LRV gap (18 vs 12) makes Red orange the marginally brighter of the two.
A 10-point LRV gap (18 vs 8) makes Red orange the marginally brighter of the two.
At LRV 68 vs 18, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 18), opening up a space where Red orange encloses it.
A 6-point LRV gap (18 vs 12) makes Red orange the marginally brighter of the two.
At LRV 45 vs 18, Saybrook Sage is decisively the brighter choice.
Pale Green reflects far more light (LRV 31 vs 18), opening up a space where Red orange encloses it.