Jack Black vs Obsidian Green
Both from Little Greene's palette. Jack Black reads as blue, while Obsidian Green reads as green — two distinct hue families, not close cousins. They have nearly identical light reflectance values (0 vs 1), so they'll read as similarly Dark in most lighting conditions. Jack Black runs blue while Obsidian Green is decidedly green, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 10.1, 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.
Jack Black vs Obsidian Green in Real Spaces
2 real rooms side by side. Seeing Jack Black and Obsidian Green in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. The distinction reads clearly at room scale, making the choice between them concrete.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. The distinction reads clearly at room scale, making the choice between them concrete.
Color Details
Jack Black vs Obsidian Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Jack Black on one side and Obsidian Green 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.