Ref. #3C3731 · K-816
What color is Carbon Copy? It's a deep warm gray with the hex code #3C3731. Colors similar to Carbon Copy include Behr Havana Coffee, Kilz Rebel, RAL Grey Olive. Comparing swatches side by side is the best way to spot the subtle differences that distinguish these close color relatives. Carbon Copy has a neutral undertone, which affects how it pairs with trim, flooring, and adjacent wall colors. Understanding a color's undertone is key to avoiding combinations that clash — it often matters more than the surface color itself. Carbon Copy (#3C3731) by Vista Paint is a deep gray paint color with a gentle, subdued character. It delivers a grounded richness that adds drama and sophistication. On the temperature spectrum this shade leans toward warmth, adding coziness and inviting energy. Its RGB channels are closely balanced, contributing to its neutral, even-keeled visual character. At an LRV of 22 it absorbs more light than it reflects, creating a moody, enveloping atmosphere. Deep neutrals like this create contrast and gravitas on accent walls, exterior facades, and kitchen cabinetry, pairing well with lighter trim. Satin or semi-gloss finishes help deep colors reflect just enough light to show their full depth, especially on accent walls and trim. For color coordination, Carbon Copy pairs beautifully with blue tones for bold complementary contrast, or with neighboring yellow and red hues for a harmonious, flowing palette. Its neutral undertone means trim and ceiling whites should lean neutral to avoid a jarring clash. If Vista Paint is unavailable in your area, close cross-brand alternatives exist from Behr, Kilz, RAL and others. In terms of mood and atmosphere, Carbon Copy delivers a fireside richness that wraps the room in warmth and groundedness. Designers often reach for shades like this when the goal is to shape how a room feels, not just how it looks. This shade is a natural fit for a wide range of interior design styles. As part of the Vista Paint palette, Carbon Copy benefits from a curated selection of coordinating colors that the brand recommends for trim, accent, and ceiling pairings. As with any paint color, Carbon Copy can shift noticeably between natural daylight, warm incandescent, and cool LED lighting — testing a sample swatch on your wall under different conditions is always recommended. Deep shades generally benefit from a quality primer and may require an extra coat for even, streak-free coverage. Deep tones pair beautifully with velvet upholstery, burnished metal fixtures, dark-stained wood, and textured wallcoverings on adjacent surfaces. You can order Carbon Copy (K-816) directly from Vista Paint or through major paint retailers, and we recommend purchasing a peel-and-stick sample to preview it on your wall before buying gallons.
Timeless pairing with clean white trim and a tonal accent wall

Side Walls
#3C3731
Accent Wall
A warm shift that adds depth without clashing.
#5F6040
Trim & Molding
Crisp white trim for a clean, traditional look.
#FFFFFF
Color harmonies based on color theory — each swatch links to the closest matching paint.
Opposite on the color wheel — creates vibrant contrast
Other Vista Paint colors close to Carbon Copy.
Closest digital match based on color values. Always verify with physical samples.
#3F343A
© 2026 Paint Color HQ. Color data is approximate. Always verify with physical samples before purchasing.
Color schemes built around this color — each swatch links to the closest matching paint.
Warm tones with cozy appeal — welcoming and comfortable
Cool hues with soft contrast — serene and restful
Complementary hues with punch — dynamic and striking