Jack Black vs RAL 790-M
Jack Black is a Little Greene color while RAL 790-M comes from RAL Effect. Hue-wise, Jack Black belongs to the blue family and RAL 790-M to the greige-grey family. At LRV 4 vs 0, RAL 790-M will read as the brighter of the two — a 3-point gap that matters most in north-facing or low-light rooms. At ΔE 9.9, the difference is perceptible but not dramatic — the two can work harmoniously in the same space. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Jack Black vs RAL 790-M in Real Spaces
1 real room side by side. Jack Black and RAL 790-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.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The brightness difference is modest but present — RAL 790-M gives the walls a little more lift.
Color Details
Jack Black vs RAL 790-M Simulated Comparison
5 simulated room previews — drag the slider on each to see Jack Black on one side and RAL 790-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 Jack Black comparisons
See how Jack Black stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 0, White Dove is decisively the brighter choice.
Ammonite reflects far more light (LRV 69 vs 0), opening up a space where Jack Black encloses it.
A 5-point LRV gap (6 vs 0) makes Iron Ore the marginally brighter of the two.
Purbeck Stone reflects far more light (LRV 52 vs 0), opening up a space where Jack Black encloses it.
Evergreen Fog reflects far more light (LRV 30 vs 0), opening up a space where Jack Black encloses it.
Agreeable Gray reflects far more light (LRV 60 vs 0), opening up a space where Jack Black encloses it.
At LRV 58 vs 0, Accessible Beige is decisively the brighter choice.
At LRV 27 vs 0, Denim Drift is decisively the brighter choice.
French Gray reflects far more light (LRV 43 vs 0), opening up a space where Jack Black encloses it.
Naval reads slightly lighter (LRV 4 vs 0), a gap that shows most in low-lit rooms.
At LRV 55 vs 0, Tranquil Dawn is decisively the brighter choice.
At LRV 44 vs 0, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 0), opening up a space where Jack Black encloses it.
Artichoke reflects far more light (LRV 21 vs 0), opening up a space where Jack Black encloses it.
At LRV 66 vs 0, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 0, Shoji White is decisively the brighter choice.
At LRV 83 vs 0, Snowbound is decisively the brighter choice.
A 11-point LRV gap (12 vs 0) makes Pewter Green the marginally brighter of the two.
At LRV 68 vs 0, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 0), opening up a space where Jack Black encloses it.
Calamine reflects far more light (LRV 68 vs 0), opening up a space where Jack Black encloses it.
Treron reflects far more light (LRV 25 vs 0), opening up a space where Jack Black encloses it.
A 11-point LRV gap (12 vs 0) makes Vintage Vogue the marginally brighter of the two.
At LRV 45 vs 0, Saybrook Sage is decisively the brighter choice.
Pale Green reflects far more light (LRV 31 vs 0), opening up a space where Jack Black encloses it.
Pine Needle reads slightly lighter (LRV 7 vs 0), a gap that shows most in low-lit rooms.
Cement grey reflects far more light (LRV 24 vs 0), opening up a space where Jack Black encloses it.
Guilford Green reflects far more light (LRV 57 vs 0), opening up a space where Jack Black encloses it.