BLUES
Basic Blue
#3F457D
Reading balanced, Basic Blue lands in the blues family at HSL 234°, 33%, 37%. The balanced saturation keeps it present without overwhelming, and the hue reads cool — closer to shadow and depth. Works well in bathrooms, kitchens, kids rooms, especially for wall colors, upholstery, trim, decor accents. Pairs naturally with soft whites, blonde wood, brushed nickel, natural linen.
Color Codes
Paint Matches
Benjamin Moore
Basic Blue CC-968
Color Theory
Complementary
Analogous
Triadic
Split-Complementary
Tetradic
Variations
Lighter
Darker
Saturation
Interior Use
Best Rooms
bathrooms, kitchens, kids rooms
Best Uses
wall colors, upholstery, trim, decor accents
Pairs With
soft whites, blonde wood, brushed nickel, natural linen
Accessibility (WCAG)
Deuteranopia
Protanopia
Tritanopia
Build a palette around Basic Blue
Open this color in a ready 5-color palette — lighter, darker, complementary and accent shades pre-built. Edit, customize, and download in 15 designer formats free.
BUILD PALETTE WITH THIS COLOR →Frequently Asked Questions
What color is #3F457D?
#3F457D is Basic Blue, a mid blue with a cool undertone.
Is #3F457D warm or cool?
Basic Blue reads cool, which influences how it interacts with surrounding tones and natural light.
What rooms work best with Basic Blue?
Basic Blue works well in bathrooms, kitchens, kids rooms. Designers typically use it for wall colors, upholstery, trim, decor accents.
What colors pair well with Basic Blue?
Basic Blue pairs naturally with soft whites, blonde wood, brushed nickel, natural linen. Its complementary color is also a strong contrast option for accents.
Where can I download Basic Blue?
You can download Basic Blue on dsgn.house in 15 designer formats including CSS gradient, Figma, Procreate swatches, Tailwind config, Adobe ASE, SVG, and 4K wallpapers — all free.
What's the RGB value of #3F457D?
#3F457D converts to RGB 63, 69, 125.