Thunder Gray 7645 is a gray paint color from Sherwin-Williams. It has a hex value of #57534C, estimated LRV 9 and a warm (golden) undertone. Its closest cross-brand match is Dragon's Breath from Benjamin Moore (nearly identical), with 49 more equivalents across other brands.
Sherwin-Williams · #57534C · 7645
Thunder Gray
9%Estimated LRV
Warm (Golden)Undertone
Thunder Gray Technical Profile
HEX Code#57534C
RGB87, 83, 76
Estimated LRV8.7
UndertoneWarm (Golden)
Digital swatches and calculated matches are approximations. Catalog LRV values may be calculated estimates, not manufacturer measurements. Data and matching method. Check the brand reference and physical samples before purchase.
Color Familygray
BrandSherwin-Williams
Test it in your room
Place physical samples beside your flooring and trim. Check them in daylight and with your evening lights before buying paint.
Use this color
Get this color
Some sample and supply links are affiliate links — if you buy through them, Paint Color HQ may earn a small commission at no extra cost to you. It helps keep the site free.
Compare alternatives to Thunder Gray
Digital candidates from other paint brands, ranked by color similarity. Always verify with a physical sample. How we calculate match accuracy →
Dragon's Breath
Benjamin Moore
#56524B
Close digital match
Sturgis Gray
Hirshfield's
#57544D
Close digital match
Sturgis Gray
Vista Paint
#57554F
Close digital match
Underground
Behr
#525049
Close digital match
Dark Oasis
Valspar
#535149
Close digital match
Forest Black
PPG
#5B5752
Close digital match
Renwick Brown
Dunn-Edwards
#504E47
Similar digital color
Ironside
Dutch Boy
#575449
Similar digital color
Binoculars
Kilz
#504A43
Similar digital color
Reduced Green
Farrow & Ball
#5C594B
Similar digital color
Metal .05
Colorhouse
#535654
Similar digital color
Tarpaulin Grey
RAL
#4C514A
Visible digital difference
Seeing a close call? Order a peel-and-stick sample of Thunder Gray — or sample it next to its top matches — Samplize buy 8 peel-and-stick samples, get 2 free.
Generated palette previews
Colors That Work With Thunder Gray
These are generated digital colors, not named manufacturer paints. Use the palette tools to find paint candidates, then compare physical samples.
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Thunder Gray
#57534C
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#7B8056
Trim & Molding
Digital white
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Thunder Gray
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Thunder Gray Room Palettes
Color schemes built around this color — each swatch links to the closest matching paint.
Warm & Inviting
Warm tones with cozy appeal — welcoming and comfortable
Cool & Calm
Cool hues with soft contrast — serene and restful
Bold Contrast
Complementary hues with punch — dynamic and striking
Similar Sherwin-Williams Colors
Other Sherwin-Williams colors close to Thunder Gray.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
Thunder Gray — Frequently Asked Questions
What undertone does Thunder Gray have?
Thunder Gray by Sherwin-Williams has a warm (golden) undertone and sits in the gray color family. This is a digital classification, not a prediction of physical paint under every light. Compare samples in your own space.
What colors match Thunder Gray from other brands?
The closest cross-brand equivalents to Thunder Gray are Dragon's Breath by Benjamin Moore (a close digital match), Sturgis Gray by Hirshfield's (a close digital match), Sturgis Gray by Vista Paint (a close digital match) — the best options for getting Thunder Gray's look from a brand your local store carries. Confirm with a physical sample, since sheen and lighting shift the final result.
What is the LRV of Thunder Gray?
Thunder Gray has a estimated lightness value of 8.7, on a scale where 0 is pure black and 100 is pure white — that makes it a deep, dramatic color best saved for accent walls, dining rooms, and cozy spaces where atmosphere matters more than reflected light.
Explore More with Thunder Gray
Related Reading
How to Match Paint Colors Across Brands
The science behind Delta E and CIEDE2000 — find a Behr equivalent of any Sherwin-Williams shade, or a Benjamin Moore alternative when your store is out of stock.
Understanding Paint Color Undertones
Why Thunder Gray's warm (golden) undertone matters more than its surface color — and how to read undertones in any paint chip.