Shadow Mountain by Valspar paint color
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Ref. #666B89 · 8003-48E

Shadow Mountain

15%LRV Value
Cool (Violet)Undertone
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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.

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Shadow Mountain Technical Profile

HEX Code#666B89
RGB102, 107, 137
LRV15.1
UndertoneCool (Violet)
Color Familypurple
BrandValspar

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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

Living room with applied paint colors

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

Customize in Room VisualizerExplore full palette →

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

Base

French Violet

Complement

Only Oregano

Shadow Mountain Room Palettes

Color schemes built around this color — each swatch links to the closest matching paint.

Walls

Brushed Lavender

Trim

Ultra White

Accent

This Color

Pop

Pishposh

Warm & Inviting

Warm tones with cozy appeal — welcoming and comfortable

Walls

Pale Linen

Trim

Ultra White

Accent

This Color

Pop

Florentine Clay

Cool & Calm

Cool hues with soft contrast — serene and restful

Walls

April Morning

Trim

Ultra White

Accent

This Color

Pop

Almond Puff

Bold Contrast

Complementary hues with punch — dynamic and striking

Similar Valspar Colors

Other Valspar colors close to Shadow Mountain.

Thundering Clouds

Valspar · 4005-4B

#66778D

Pacific Coast

Valspar · 4004-4B

#6C7686

Providence

Valspar · 8003-44F

#5A7589

Magnet Dapple

Valspar · 4007-4A

#6C7A85

Smoky Pitch

Valspar · 4007-4B

#606E79

Veranda Blue

Valspar · 4004-6B

#607992

More purple colors from other brands

Cross-brand colors in the purple family — useful when you want a similar look from a different brand.

Scent of Purple

PPG · 30RB 67/073

#DCD2E1

Violetville

Vista Paint · 7162

#DDD1EB

Heart Breaker

Behr · P120-4

#D35AEC

Purple Gladiola

Behr · MQ4-59

#BFA8D3

Berry Frappé

Sherwin-Williams · 9068

#B3A1C6

Classic Rose

Kilz · RA220-01

#DCCDE4

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

See It on a Wall

Preview this color in a real room

How Much Paint?

Calculate gallons for your project

Browse purple Colors

Explore more shades in this family

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.

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