Blue Thunder 8004-37F is a blue paint color from Valspar. It has a hex value of #637A80, LRV 18 and a cool (blue) undertone. Its closest cross-brand match is Labradorite from Sherwin-Williams (nearly identical), with 49 more equivalents across other brands.
Ref. #637A80 · 8004-37F
Blue Thunder
18%LRV Value
Cool (Blue)Undertone
Blue Thunder Technical Profile
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Blue Thunder in Every Brand
The closest equivalent to Blue Thunder in each major paint brand, ranked by how close the match reads. Always verify with a physical sample. How we calculate match accuracy →
ValsparBlue Thunder
Nearly identical
Sherwin-WilliamsLabradorite
Labradorite
Sherwin-Williams
Nearly identical
Aged Denim
Dutch Boy
Nearly identical
Providence Blue
Benjamin Moore
Nearly identical
Sorcerer's Spell
PPG
Nearly identical
Iron Mountain
Behr
Nearly identical
De Nimes
Farrow & Ball
Very similar
Blue Monday
Dunn-Edwards
Very similar
Classic Movie
Kilz
Very similar
Portsmouth Blue
Vista Paint
Very similar
Polar Pond
Hirshfield's
Very similar
Wool .05
Colorhouse
Visible difference
Squirrel Grey
RAL
Visible difference
Comparing these brands? Order peel-and-stick samples of your top matches — Samplize buy 8 peel-and-stick samples, get 2 free.
Recommended Pairings
Colors That Work With Blue Thunder
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Blue Thunder
#637A80
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#7481A2
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Blue Thunder
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Blue Thunder 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 Valspar Colors
Other Valspar colors close to Blue Thunder.
More blue colors from other brands
Cross-brand colors in the blue family — useful when you want a similar look from a different brand.
Blue Thunder — Frequently Asked Questions
What undertone does Blue Thunder have?
Blue Thunder by Valspar has a cool (blue) undertone and sits in the blue color family. The undertone shifts with light — warmer under 2700K bulbs, cleaner and cooler under 4000K daylight — so sample Blue Thunder in your own space before committing.
What colors match Blue Thunder from other brands?
The closest cross-brand equivalents to Blue Thunder are Labradorite by Sherwin-Williams (a near-identical match), Aged Denim by Dutch Boy (a near-identical match), Providence Blue by Benjamin Moore (a near-identical match) — the best options for getting Blue Thunder'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 Blue Thunder?
Blue Thunder has a Light Reflectance Value (LRV) of 18.1, 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 Blue Thunder
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 Blue Thunder's cool (blue) undertone matters more than its surface color — and how to read undertones in any paint chip.