Digital NCS representations are approximations and may differ from official samples.
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Daylight light
NCS Code
S 4020-R70B
Color Name
Navy Blue
Family
blue
HEX
#3A548A
RGB
rgb(58,84,138)
Blackness
40%
Chroma
20%
Whiteness
40%
Classic navy blue.
Room Psychology
Atmosphere: Creates an enveloping sense of space that shapes how a room feels from the moment you enter.
Best Rooms: Living rooms, bedrooms, and hallways
Design Tip: Pair with natural materials — linen, wood, stone — to bring out the color's true warmth or coolness.
Mid-depth — creates warmth and intimacy; works beautifully in smaller spaces.
Low chromaticness makes this color versatile and easy to pair with almost anything.
Quick Usage Tips
- Use as an accent wall or on a single surface for maximum impact.
Neutral Pairings
Soft neutrals that let this color shine while keeping spaces cohesive.
#F5F1ED
#E8E8E4
#F0F3F5
Undertone and finish guidance
Cool undertone with calming visual temperature. For S 4020-R70B, undertones are typically pronounced at this chromaticness level.
- Walls: Matte or eggshell to soften glare.
- Cabinetry/trim: Satin to keep edges crisp.
- Interior note: Best for bedrooms, studies, and calm social spaces.
What color is S 4020-R70B?
S 4020-R70B is a mid-depth blue tone in the NCS system that balances visual character with practical flexibility.
This page provides digital values (#3A548A / rgb(58,84,138)) for planning. Validate final selections with physical NCS samples before specification.
Lighting behavior
- North-facing rooms can make this shade appear cooler than expected.
- In low natural light, it reads deeper and more dramatic.
- Warm evening light amplifies its chroma, making undertones more visible.
Exterior and pairing guidance
Performs well on shutters and accents; watch overcooling on north facades.
Do pair with
Avoid
Pairing suggestions
These suggestions help keep S 4020-R70B balanced when combined with materials, metals, and adjacent colors.
Similar Colors
Filter by intended use to find the closest practical match
Find Similar Colors
Explore variations by tone, saturation, and temperature
Lighter
Smart Palette Suggestions
Room-aware palettes generated from Navy Blue
Harmonious shades from light to dark — creates depth and cohesion
#8095CC
#5E78AA
#283E6E
#0E2040
French Blue
Slate Blue
Deep Navy
Abyss Blue
Opposite hues with neutral bridge — balanced contrast and visual interest
#BFCCD4
#8095CC
#8E9E52
Cool Gray
French Blue
Chartreuse Soft
Bolder saturated accents — for statement walls and highlights
#1A4CAA
#3A5E8C
#7A4862
#5E78AA
Electric Navy
Dark Denim
Deep Mauve
Slate Blue
Where to Buy
Order S 4020-R70B from trusted paint suppliers
Affiliate links — NCS Home may earn a commission on purchases at no extra cost to you. Always order physical samples before painting.
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