Plus Ultra

Technical Profile

What color is Plus Ultra? It's a deep cool green with the hex code #639D01. Colors similar to Plus Ultra include Behr Sassy Grass, Behr Shamrock, Behr Sun Valley. Comparing swatches side by side is the best way to spot the subtle differences that distinguish these close color relatives. Plus Ultra has a cool (green) 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. Plus Ultra (#639D01) by Valspar is a deep green paint color with a striking intensity that commands attention. It delivers a grounded richness that adds drama and sophistication. On the temperature spectrum this shade carries a cool cast, lending calm and collected elegance. In its RGB breakdown, green is the dominant channel, which gives it a subtle earthy, organic quality even under different lighting conditions. At an LRV of 27 it absorbs more light than it reflects, creating a moody, enveloping atmosphere. Deep greens like this create moody elegance in studies, formal dining rooms, and bedroom accent walls. 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, Plus Ultra pairs beautifully with purple tones for bold complementary contrast, or with neighboring green and yellow hues for a harmonious, flowing palette. Its cool (green) undertone means trim and ceiling whites should lean neutral to avoid a jarring clash. If Valspar is unavailable in your area, close cross-brand alternatives exist from Behr. In terms of mood and atmosphere, Plus Ultra projects a confident, tailored sophistication associated with classic nautical and Art Deco aesthetics. 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 organic modern, biophilic, and mid-century aesthetics. As part of the Valspar palette, Plus Ultra benefits from a curated selection of coordinating colors that the brand recommends for trim, accent, and ceiling pairings. As with any paint color, Plus Ultra 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 Plus Ultra (8001-29G) directly from Valspar or through major paint retailers, and we recommend purchasing a peel-and-stick sample to preview it on your wall before buying gallons.