Ref. #A3AEA6 · 1573
Castle Walls
41%LRV Value
Cool (Green)Undertone
Castle Walls Technical Profile
What color is Castle Walls? It's a medium warm gray with the hex code #A3AEA6. Colors similar to Castle Walls include Vista Paint Artful Green, Vista Paint Gaelic Garden, Hirshfield's Gaelic Garden. Castle Walls has a cool (green) undertone, which affects how it pairs with trim, flooring, and adjacent wall colors. Its LRV of 41 gives Castle Walls depth without going dark, which makes it a strong choice for accent walls, libraries, and rooms with abundant natural light. As a warm neutral, Castle Walls 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 Castle Walls
Closest digital match based on color values. Always verify with physical samples.
Recommended Pairings
Colors That Work With Castle Walls
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Castle Walls
#A3AEA6
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#85ADA4
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Castle Walls
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Castle Walls 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 Benjamin Moore Colors
Other Benjamin Moore colors close to Castle Walls.
More gray colors from other brands
Cross-brand colors in the gray family — useful when you want a similar look from a different brand.
Castle Walls — Frequently Asked Questions
What undertone does Castle Walls have?
Castle Walls by Benjamin Moore has a cool (green) undertone and belongs to the gray color family.
What colors match Castle Walls from other brands?
The closest matches are Artful Green by Vista Paint (#A0ADA3), Gaelic Garden by Vista Paint (#A4B2A9), Gaelic Garden by Hirshfield's (#A5B3AB). Always verify with physical samples.
What is the LRV of Castle Walls?
Castle Walls has an LRV of 40.8, where 0 is pure black and 100 is pure white.
Explore More with Castle Walls
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 Castle Walls's cool (green) undertone matters more than its surface color — and how to read undertones in any paint chip.