Blue Monday DET568 is a gray paint color from Dunn-Edwards. It has a hex value of #637983, LRV 18 and a cool (blue) undertone. Its closest cross-brand match is Hamilton Blue from Benjamin Moore (nearly identical), with 49 more equivalents across other brands.
Ref. #637983 · DET568
Blue Monday
18%LRV Value
Cool (Blue)Undertone
Blue Monday Technical Profile
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Blue Monday in Every Brand
The closest equivalent to Blue Monday in each major paint brand, ranked by how close the match reads. Always verify with a physical sample. How we calculate match accuracy →
Dunn-EdwardsBlue Monday
Nearly identical
Benjamin MooreHamilton Blue
Hamilton Blue
Benjamin Moore
Nearly identical
Labradorite
Sherwin-Williams
Nearly identical
Aged Denim
Dutch Boy
Nearly identical
Catalina Coast
Behr
Nearly identical
Night Rendezvous
PPG
Nearly identical
Blue Thunder
Valspar
Very similar
Winter Harbor
Hirshfield's
Very similar
Winter Harbor
Vista Paint
Very similar
De Nimes
Farrow & Ball
Very similar
Classic Movie
Kilz
Very similar
Squirrel Grey
RAL
Visible difference
Wool .05
Colorhouse
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 Monday
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Blue Monday
#637983
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#767EA3
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Blue Monday
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Blue Monday 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 Dunn-Edwards Colors
Other Dunn-Edwards colors close to Blue Monday.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
Blue Monday — Frequently Asked Questions
What undertone does Blue Monday have?
Blue Monday by Dunn-Edwards has a cool (blue) undertone and sits in the gray color family. The undertone shifts with light — warmer under 2700K bulbs, cleaner and cooler under 4000K daylight — so sample Blue Monday in your own space before committing.
What colors match Blue Monday from other brands?
The closest cross-brand equivalents to Blue Monday are Hamilton Blue by Benjamin Moore (a near-identical match), Labradorite by Sherwin-Williams (a near-identical match), Aged Denim by Dutch Boy (a near-identical match) — the best options for getting Blue Monday'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 Monday?
Blue Monday has a Light Reflectance Value (LRV) of 18.0, 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 Monday
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 Monday's cool (blue) undertone matters more than its surface color — and how to read undertones in any paint chip.