Cosmic Blue 4008-10C is a blue paint color from Valspar. It has a hex value of #147EBB, estimated LRV 19 and a cool (blue) undertone. Its closest cross-brand match is Glacier Lake from Behr (nearly identical), with 49 more equivalents across other brands.
Valspar · #147EBB · 4008-10C
Cosmic Blue
19%Estimated LRV
Cool (Blue)Undertone
Cosmic Blue Technical Profile
HEX Code#147EBB
RGB20, 126, 187
Estimated LRV18.7
UndertoneCool (Blue)
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 Familyblue
BrandValspar
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Place physical samples beside your flooring and trim. Check them in daylight and with your evening lights before buying paint.
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Compare alternatives to Cosmic Blue
Digital candidates from other paint brands, ranked by color similarity. Always verify with a physical sample. How we calculate match accuracy →
Glacier Lake
Behr
#187DB7
Close digital match
Clipper Ship Blue
PPG
#0081C2
Close digital match
Aspiration
Kilz
#217AB4
Close digital match
Making Waves
Dutch Boy
#017CB2
Similar digital color
Skylla
Hirshfield's
#1F7CC2
Similar digital color
Americana
Dunn-Edwards
#0477B4
Similar digital color
Skylla
Vista Paint
#277BC1
Similar digital color
Light Blue
RAL
#3B83BD
Similar digital color
Pea Flower Tea
Farrow & Ball
#4280B8
Similar digital color
Finley Blue
Benjamin Moore
#4681A9
Similar digital color
Danube
Sherwin-Williams
#2377A2
Similar digital color
Comparing these brands? Order peel-and-stick samples of your top matches — Samplize buy 8 peel-and-stick samples, get 2 free.
Generated palette previews
Colors That Work With Cosmic Blue
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
Cosmic Blue
#147EBB
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#4454BE
Trim & Molding
Digital white
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Cosmic Blue
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Cosmic Blue 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 Cosmic Blue.
More blue colors from other brands
Cross-brand colors in the blue family — useful when you want a similar look from a different brand.
Cosmic Blue — Frequently Asked Questions
What undertone does Cosmic Blue have?
Cosmic Blue by Valspar has a cool (blue) undertone and sits in the blue 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 Cosmic Blue from other brands?
The closest cross-brand equivalents to Cosmic Blue are Glacier Lake by Behr (a close digital match), Clipper Ship Blue by PPG (a close digital match), Aspiration by Kilz (a close digital match) — the best options for getting Cosmic Blue'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 Cosmic Blue?
Cosmic Blue has a estimated lightness value of 18.7, 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 Cosmic Blue
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 Cosmic Blue's cool (blue) undertone matters more than its surface color — and how to read undertones in any paint chip.