Deep Blue Sea 5001-10C is a blue paint color from Valspar. It has a hex value of #4387AC, estimated LRV 22 and a cool (blue) undertone. Its closest cross-brand match is Cosmopolitan from PPG (very similar), with 49 more equivalents across other brands.
Valspar · #4387AC · 5001-10C
Deep Blue Sea
22%Estimated LRV
Cool (Blue)Undertone
Deep Blue Sea Technical Profile
HEX Code#4387AC
RGB67, 135, 172
Estimated LRV21.5
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 Deep Blue Sea
Digital candidates from other paint brands, ranked by color similarity. Always verify with a physical sample. How we calculate match accuracy →
Cosmopolitan
PPG
#528BAB
Similar digital color
Blue Eyed Beauty
Kilz
#4289A8
Similar digital color
Blueberry Muffin
Dunn-Edwards
#5588AB
Similar digital color
Finley Blue
Benjamin Moore
#4681A9
Similar digital color
Mayan Treasure
Behr
#1C87B7
Similar digital color
Hidden Springs
Vista Paint
#1A84B2
Similar digital color
Secure Blue
Sherwin-Williams
#5389A1
Similar digital color
Coastal Way
Dutch Boy
#4F91AF
Similar digital color
Light Blue
RAL
#3B83BD
Visible digital difference
Peninsula
Hirshfield's
#37799C
Visible digital difference
Pea Flower Tea
Farrow & Ball
#4280B8
Visible digital difference
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 Deep Blue Sea
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
Deep Blue Sea
#4387AC
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#747DAE
Trim & Molding
Digital white
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Deep Blue Sea
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Deep Blue Sea 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 Deep Blue Sea.
More blue colors from other brands
Cross-brand colors in the blue family — useful when you want a similar look from a different brand.
Deep Blue Sea — Frequently Asked Questions
What undertone does Deep Blue Sea have?
Deep Blue Sea 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 Deep Blue Sea from other brands?
The closest cross-brand equivalents to Deep Blue Sea are Cosmopolitan by PPG (a very close match), Blue Eyed Beauty by Kilz (a very close match), Blueberry Muffin by Dunn-Edwards (a very close match) — the best options for getting Deep Blue Sea'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 Deep Blue Sea?
Deep Blue Sea has a estimated lightness value of 21.5, 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 Deep Blue Sea
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 Deep Blue Sea's cool (blue) undertone matters more than its surface color — and how to read undertones in any paint chip.