John's Blue vs RAL 610-M
John's Blue is a Cloverdale Paint color while RAL 610-M comes from RAL Effect. These are both blues, so the question isn't which hue to choose — it's where within blue to land. At LRV 36 vs 29, John's Blue will read as the brighter of the two — a 7-point gap that matters most in north-facing or low-light rooms. At ΔE 6.5, the difference is perceptible but not dramatic — the two can work harmoniously in the same space. Below you'll find 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
John's Blue vs RAL 610-M in Real Spaces
4 real rooms side by side. John's Blue and RAL 610-M are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Living Room
Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. John's Blue has the edge in reflectance, which shows as a quiet sense of added space rather than an obvious contrast.
Bedroom
Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. The brightness difference is modest but present — John's Blue gives the walls a little more lift.
Kitchen
Kitchen lighting tends to be bright and directional, which sharpens contrast and makes undertone differences more apparent. The brightness difference is modest but present — John's Blue gives the walls a little more lift.
Bathroom
Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. The brightness difference is modest but present — John's Blue gives the walls a little more lift.
Color Details
John's Blue vs RAL 610-M Simulated Comparison
5 simulated room previews — drag the slider on each to see John's Blue on one side and RAL 610-M 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 John's Blue comparisons
See how John's Blue stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 36), opening up a space where John's Blue encloses it.
At LRV 83 vs 36, White Dove is decisively the brighter choice.
At LRV 36 vs 6, John's Blue is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 36), opening up a space where John's Blue encloses it.
John's Blue reads slightly lighter (LRV 36 vs 30), a gap that shows most in low-lit rooms.
At LRV 52 vs 36, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 36), opening up a space where John's Blue encloses it.
At LRV 58 vs 36, Accessible Beige is decisively the brighter choice.
A 9-point LRV gap (36 vs 27) makes John's Blue the marginally brighter of the two.
French Gray reads slightly lighter (LRV 43 vs 36), a gap that shows most in low-lit rooms.
John's Blue reflects far more light (LRV 36 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 36, Tranquil Dawn is decisively the brighter choice.
At LRV 36 vs 13, John's Blue is decisively the brighter choice.
A 8-point LRV gap (44 vs 36) makes Hardwick White the marginally brighter of the two.
Pure White reflects far more light (LRV 84 vs 36), opening up a space where John's Blue encloses it.
John's Blue reflects far more light (LRV 36 vs 21), opening up a space where Artichoke encloses it.
At LRV 66 vs 36, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 36, Shoji White is decisively the brighter choice.
At LRV 83 vs 36, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 36), opening up a space where John's Blue encloses it.
At LRV 36 vs 12, John's Blue is decisively the brighter choice.
At LRV 36 vs 8, John's Blue is decisively the brighter choice.
At LRV 68 vs 36, Skimming Stone is decisively the brighter choice.
Dix Blue reads slightly lighter (LRV 41 vs 36), a gap that shows most in low-lit rooms.
At LRV 36 vs 12, John's Blue is decisively the brighter choice.
A 9-point LRV gap (45 vs 36) makes Saybrook Sage the marginally brighter of the two.
John's Blue reads slightly lighter (LRV 36 vs 31), a gap that shows most in low-lit rooms.