Ref. #434555 · PPU15-19
Black Sapphire
6%LRV Value
Cool (Violet)Undertone
Black Sapphire Technical Profile
What color is Black Sapphire? It's a dark warm gray with the hex code #434555. Colors similar to Black Sapphire include Benjamin Moore Blackberry Punch, PPG Black Flame, Valspar Blue Coal. Black Sapphire has a cool (violet) undertone, which affects how it pairs with trim, flooring, and adjacent wall colors. With an LRV of 6, Black Sapphire creates a dramatic, enveloping mood — best on accent walls, dining rooms, and intimate spaces where atmosphere matters more than reflected light. As a warm neutral, Black Sapphire pairs with off-whites for trim, white oak or walnut floors, and brass or warm brushed nickel hardware. Deep green, navy, or terra-cotta all read well as accent colors. Warm neutrals come alive under 2700K bulbs, where their underlying yellow or peach undertones add visible warmth. Under 4000K daylight they read cleaner and slightly cooler.
Colors Similar to Black Sapphire
Closest digital match based on color values. Always verify with physical samples.
Recommended Pairings
Colors That Work With Black Sapphire
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Black Sapphire
#434555
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#61517A
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Black Sapphire
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Black Sapphire 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 Behr Colors
Other Behr colors close to Black Sapphire.
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 Sapphire — Frequently Asked Questions
What undertone does Black Sapphire have?
Black Sapphire by Behr has a cool (violet) undertone and belongs to the gray color family.
What colors match Black Sapphire from other brands?
The closest matches are Blackberry Punch by Benjamin Moore (#404251), Black Flame by PPG (#484B5A), Blue Coal by Valspar (#414450). Always verify with physical samples.
What is the LRV of Black Sapphire?
Black Sapphire has an LRV of 6.1, where 0 is pure black and 100 is pure white.
Explore More with Black Sapphire
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 Sapphire's cool (violet) undertone matters more than its surface color — and how to read undertones in any paint chip.