December Nights TB-36 is a gray paint color from Kilz. It has a hex value of #7C878E, estimated LRV 24 and a cool (blue) undertone. Its closest cross-brand match is Slate Ridge from PPG (nearly identical), with 49 more equivalents across other brands.
Kilz · #7C878E · TB-36
December Nights
24%Estimated LRV
Cool (Blue)Undertone
December Nights Technical Profile
HEX Code#7C878E
RGB124, 135, 142
Estimated LRV23.6
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 Familygray
BrandKilz
Test it in your room
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 December Nights
Digital candidates from other paint brands, ranked by color similarity. Always verify with a physical sample. How we calculate match accuracy →
Slate Ridge
PPG
#79868F
Close digital match
Squirrel Grey
RAL
#78858B
Close digital match
Storm Cloud
Sherwin-Williams
#7A848D
Close digital match
Academy Gray
Valspar
#778489
Similar digital color
Forever Denim
Behr
#778590
Similar digital color
London Road
Hirshfield's
#7F878A
Similar digital color
Felted Blue
Dutch Boy
#78868A
Similar digital color
Stone Age
Vista Paint
#81878A
Similar digital color
Englewood Cliffs
Benjamin Moore
#808588
Similar digital color
Selvedge
Farrow & Ball
#7C8E96
Similar digital color
Mica Creek
Dunn-Edwards
#70828F
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 December Nights
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
December Nights
#7C878E
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#8589AD
Trim & Molding
Digital white
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for December Nights
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
December Nights 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 Kilz Colors
Other Kilz colors close to December Nights.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
December Nights — Frequently Asked Questions
What undertone does December Nights have?
December Nights by Kilz has a cool (blue) undertone and sits in the gray 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 December Nights from other brands?
The closest cross-brand equivalents to December Nights are Slate Ridge by PPG (a close digital match), Squirrel Grey by RAL (a close digital match), Storm Cloud by Sherwin-Williams (a close digital match) — the best options for getting December Nights'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 December Nights?
December Nights has a estimated lightness value of 23.6, 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 December Nights
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 December Nights's cool (blue) undertone matters more than its surface color — and how to read undertones in any paint chip.