Thunderbird vs Warm Eucalyptus (US)
Thunderbird (PPG) and Warm Eucalyptus (US) (Valspar) come from different manufacturers. Hue-wise, Thunderbird belongs to the greige-grey family and Warm Eucalyptus (US) to the grey family. Their light reflectance values are nearly the same — 21 vs 21 — so neither will read significantly brighter or darker than the other. ΔE 8.5 means they're clearly different, but not dramatically so — they'd pair well in the same room. Below you'll find 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Thunderbird vs Warm Eucalyptus (US) in Real Spaces
6 real rooms side by side. Thunderbird and Warm Eucalyptus (US) 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
A living room wall sees more varied light than almost any other surface in the house, which makes the choice between these two more nuanced than a chip suggests. The distinction reads clearly at room scale, making the choice between them concrete.
Bedroom
Bedrooms are typically lit with warmer, lower light than the rest of the house — a condition that flatters warm tones and deepens cool ones. At this scale, the choice between them becomes clear in a way that a swatch alone can't communicate.
Bathroom
Small bathrooms intensify color. A shade that seems quiet in a larger room can feel immersive when you're surrounded by it on four walls. At this scale, the choice between them becomes clear in a way that a swatch alone can't communicate.
Mudroom
In a hardworking space like a mudroom, the depth and warmth of a color reads differently than in a quieter room. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.
House
A full exterior is the most demanding test for a paint color — scale and outdoor light both amplify differences that seem small on a swatch. At this scale, the choice between them becomes clear in a way that a swatch alone can't communicate.
Front Door
On a front door, the color is both the first and last thing you see — a context where even a modest tonal difference reads clearly. The distinction reads clearly at room scale, making the choice between them concrete.
Color Details
Thunderbird vs Warm Eucalyptus (US) Simulated Comparison
5 simulated room previews — drag the slider on each to see Thunderbird on one side and Warm Eucalyptus (US) 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 Thunderbird comparisons
See how Thunderbird stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 21), opening up a space where Thunderbird encloses it.
At LRV 83 vs 21, White Dove is decisively the brighter choice.
At LRV 21 vs 6, Thunderbird is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 21), opening up a space where Thunderbird encloses it.
Evergreen Fog reads slightly lighter (LRV 30 vs 21), a gap that shows most in low-lit rooms.
At LRV 52 vs 21, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 21), opening up a space where Thunderbird encloses it.
At LRV 58 vs 21, Accessible Beige is decisively the brighter choice.
A 6-point LRV gap (27 vs 21) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 21), opening up a space where Thunderbird encloses it.
Thunderbird reflects far more light (LRV 21 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 21, Tranquil Dawn is decisively the brighter choice.
A 8-point LRV gap (21 vs 13) makes Thunderbird the marginally brighter of the two.
At LRV 44 vs 21, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 21), opening up a space where Thunderbird encloses it.
With LRVs of 21 and 21, the two reflect almost the same amount of light.
At LRV 66 vs 21, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 21, Shoji White is decisively the brighter choice.
At LRV 83 vs 21, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 21), opening up a space where Thunderbird encloses it.
A 9-point LRV gap (21 vs 12) makes Thunderbird the marginally brighter of the two.
At LRV 21 vs 8, Thunderbird is decisively the brighter choice.
At LRV 68 vs 21, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 21), opening up a space where Thunderbird encloses it.
A 9-point LRV gap (21 vs 12) makes Thunderbird the marginally brighter of the two.
At LRV 45 vs 21, Saybrook Sage is decisively the brighter choice.
Pale Green reads slightly lighter (LRV 31 vs 21), a gap that shows most in low-lit rooms.