Shadow Mountain 8003-48E is a purple paint color from Valspar. It has a hex value of #666B89, LRV 15 and a cool (violet) undertone. Its closest cross-brand match is Mountain Vale from Vista Paint (nearly identical), with 49 more equivalents across other brands.
Ref. #666B89 · 8003-48E
Shadow Mountain
15%LRV Value
Cool (Violet)Undertone
Shadow Mountain Technical Profile
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Shadow Mountain in Every Brand
The closest equivalent to Shadow Mountain in each major paint brand, ranked by how close the match reads. Always verify with a physical sample. How we calculate match accuracy →
ValsparShadow Mountain
Nearly identical
Vista PaintMountain Vale
Mountain Vale
Vista Paint
Nearly identical
Champion Blue
Dunn-Edwards
Nearly identical
French Violet
Benjamin Moore
Very similar
Grape Haze
PPG
Very similar
Plush Velvet
Behr
Very similar
Blueberry Sauce
Kilz
Very similar
Inky Glaze
Dutch Boy
Very similar
Pigeon Blue
RAL
Very similar
Grapes of Wrath
Hirshfield's
Very similar
Mesmerize
Sherwin-Williams
Very similar
Wine Dark
Farrow & Ball
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 Shadow Mountain
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Shadow Mountain
#666B89
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#8B7BA7
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Shadow Mountain
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Shadow Mountain 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 Shadow Mountain.
More purple colors from other brands
Cross-brand colors in the purple family — useful when you want a similar look from a different brand.
Shadow Mountain — Frequently Asked Questions
What undertone does Shadow Mountain have?
Shadow Mountain by Valspar has a cool (violet) undertone and sits in the purple color family. The undertone shifts with light — warmer under 2700K bulbs, cleaner and cooler under 4000K daylight — so sample Shadow Mountain in your own space before committing.
What colors match Shadow Mountain from other brands?
The closest cross-brand equivalents to Shadow Mountain are Mountain Vale by Vista Paint (a near-identical match), Champion Blue by Dunn-Edwards (a near-identical match), French Violet by Benjamin Moore (a very close match) — the best options for getting Shadow Mountain'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 Shadow Mountain?
Shadow Mountain has a Light Reflectance Value (LRV) of 15.1, 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 Shadow Mountain
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 Shadow Mountain's cool (violet) undertone matters more than its surface color — and how to read undertones in any paint chip.