Ref. #5DB6BA · 740
Harbor Side Blue
39%LRV Value
Cool (Blue)Undertone
Harbor Side Blue Technical Profile
What color is Harbor Side Blue? It's a medium cool blue with the hex code #5DB6BA. Colors similar to Harbor Side Blue include MPC Thalassa, Kilz Vivid Turquoise, Valspar Rushing Stream. Harbor Side Blue has a cool (blue) undertone, which affects how it pairs with trim, flooring, and adjacent wall colors. Its LRV of 39 gives Harbor Side Blue depth without going dark, which makes it a strong choice for accent walls, libraries, and rooms with abundant natural light. Pair it with cool whites like Chantilly Lace, walnut or rift-cut oak floors, and brushed nickel or polished chrome hardware. Brass accents add warmth for a layered look. Blues stay crisp under 4000K+ cool LEDs. Under 2700K warm bulbs they can read grayer or shift slightly purple — particularly true for mid-tone and saturated blues.
Colors Similar to Harbor Side Blue
Closest digital match based on color values. Always verify with physical samples.
Recommended Pairings
Colors That Work With Harbor Side Blue
Timeless pairing with clean white trim and a tonal accent wall
Side Walls
Harbor Side Blue
#5DB6BA
Accent Wall
Tonal Shift
A warm shift that adds depth without clashing.
#8097B2
Trim & Molding
Pure White
Crisp white trim for a clean, traditional look.
#FFFFFF
Color Palettes for Harbor Side Blue
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Harbor Side 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 Benjamin Moore Colors
Other Benjamin Moore colors close to Harbor Side Blue.
More blue colors from other brands
Cross-brand colors in the blue family — useful when you want a similar look from a different brand.
Harbor Side Blue — Frequently Asked Questions
What undertone does Harbor Side Blue have?
Harbor Side Blue by Benjamin Moore has a cool (blue) undertone and belongs to the blue color family.
What colors match Harbor Side Blue from other brands?
The closest matches are Thalassa by MPC (#62B8C0), Vivid Turquoise by Kilz (#56BCBE), Rushing Stream by Valspar (#46B3B8). Always verify with physical samples.
What is the LRV of Harbor Side Blue?
Harbor Side Blue has an LRV of 39.3, where 0 is pure black and 100 is pure white.
Explore More with Harbor Side 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 Harbor Side Blue's cool (blue) undertone matters more than its surface color — and how to read undertones in any paint chip.