BLUES
Celtic Blue
#A9B5BC
Celtic Blue is a delicate blue sitting at HSL 202°, 12%, 70%. The color's low saturation gives it a quiet, atmospheric quality and reads cool — closer to shadow and depth. Designers often reach for it in bathrooms, kitchens, kids rooms — ideal for main walls, ceilings, soft fabrics, large surfaces. Looks at home next to soft whites, blonde wood, brushed nickel, natural linen.
Color Codes
Paint Matches
Benjamin Moore
Celtic Blue ES-31
Color Theory
Complementary
Analogous
Triadic
Split-Complementary
Tetradic
Variations
Lighter
Darker
Saturation
Interior Use
Best Rooms
bathrooms, kitchens, kids rooms
Best Uses
main walls, ceilings, soft fabrics, large surfaces
Pairs With
soft whites, blonde wood, brushed nickel, natural linen
Accessibility (WCAG)
Deuteranopia
Protanopia
Tritanopia
Build a palette around Celtic 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 #A9B5BC?
#A9B5BC is Celtic Blue, a light blue with a cool undertone.
Is #A9B5BC warm or cool?
Celtic Blue reads cool, which influences how it interacts with surrounding tones and natural light.
What rooms work best with Celtic Blue?
Celtic Blue works well in bathrooms, kitchens, kids rooms. Designers typically use it for main walls, ceilings, soft fabrics, large surfaces.
What colors pair well with Celtic Blue?
Celtic 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 Celtic Blue?
You can download Celtic 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 #A9B5BC?
#A9B5BC converts to RGB 169, 181, 188.