Black Blue 5004 is a gray paint color from RAL. It has a hex value of #18171C, LRV 1 and a neutral undertone. Its closest cross-brand match is Tuxedo from Valspar (a visible but close match), with 49 more equivalents across other brands.
Ref. #18171C · 5004
Black Blue
1%LRV Value
NeutralUndertone
Black Blue Technical Profile
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Black Blue in Every Brand
The closest equivalent to Black Blue in each major paint brand, ranked by how close the match reads. Always verify with a physical sample. How we calculate match accuracy →
RALBlack Blue
Visible difference
ValsparTuxedo
Tuxedo
Valspar
Visible difference
Silent Sea
Vista Paint
Visible difference
Deep Onyx
Kilz
Visible difference
Silent Sea
Hirshfield's
Visible difference
Tricorn Black
Sherwin-Williams
Visible difference
True Black
Dutch Boy
Visible difference
Black
Benjamin Moore
Visible difference
Black Garnet
Behr
Visible difference
Nourish .06
Colorhouse
Visible difference
Pitch Black
Farrow & Ball
Visible difference
Black
Dunn-Edwards
Visible difference
Onyx Black
PPG
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 Black Blue
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Black Blue
#18171C
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#37293D
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Black Blue
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Black 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 RAL Colors
Other RAL colors close to Black Blue.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
Black Blue — Frequently Asked Questions
What undertone does Black Blue have?
Black Blue by RAL has a neutral 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 Black Blue in your own space before committing.
What colors match Black Blue from other brands?
The closest cross-brand equivalents to Black Blue are Tuxedo by Valspar (a close match), Silent Sea by Vista Paint (a close match), Deep Onyx by Kilz (a close match) — the best options for getting Black 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 Black Blue?
Black Blue has a Light Reflectance Value (LRV) of 0.9, 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 Black 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 Black Blue's neutral undertone matters more than its surface color — and how to read undertones in any paint chip.