Windows Blue Color
Windows Blue is a blue color with hex code #3778BF. This page covers its meaning, all color values, harmonies, colors that go with windows blue, shades, tints, similar colors, CSS examples, FAQs, and WCAG contrast ratios.
Windows Blue Color Values
What Does Windows Blue Mean?
Windows Blue belongs to the blue family of colors. Blue wins popularity surveys in every culture that runs them, and corporate design reflects it. Trust and stability are the usual words people reach for. Dark navies project authority, pale blues open a layout up, and almost nothing clashes with it. Windows Blue sits at a mid-lightness, which keeps it readable on both white and black without much fuss.
In the ISCC-NBS color naming system, Windows Blue is classified as a blue (nearest centroid: strong blue, #0067A5).
Color Harmonies
Complementary
Analogous
Triadic
Colors That Go With Windows Blue
Windows Blue and #BE7D37 are complements, parked opposite each other on the wheel. Together they hit maximum contrast, so a rough 70/30 split keeps the pairing from shouting.
Analogous neighbors — #37BBBE and #3937BE, which sit beside windows blue on the wheel. Pairings like this feel calm and settled, which suits backgrounds and gradients.
For an energetic three-color palette, pair windows blue with triadic partners #BE3778 and #78BE37. All three sit evenly spaced around the wheel, so the scheme stays lively without clashing.
Build and test these combinations in our Color Wheel Tool or check text readability with the Contrast Checker.
Tints and Shades
Tints (lighter)
Shades (darker)
Similar Colors
- Bluish —
#2976BB(Delta E 2) - Medium Blue —
#2C6FBB(Delta E 5) - Lochmara —
#007EC7(Delta E 6) - Mid Blue —
#276AB3(Delta E 6) - French Blue —
#436BAD(Delta E 7)
CSS Examples
.text { color: #3778BF; }
.background { background-color: #3778BF; }
.border { border: 2px solid #3778BF; }
.shadow { box-shadow: 0 4px 6px #3778BF40; }WCAG Contrast
Frequently Asked Questions
What is the hex code for windows blue?
Windows Blue has the hex code #3778BF. In RGB notation it is rgb(55, 120, 191), in HSL it is hsl(211, 55%, 48%), and its OKLCH value is 0.565, 0.129, 252.8.
What does the color windows blue mean?
Blue-family colors like windows blue carry distinct psychological associations. Windows Blue belongs to the blue family of colors. Blue wins popularity surveys in every culture that runs them, and corporate design reflects it. Trust and stability are the usual words people reach for. Dark navies project authority, pale blues open a layout up, and almost nothing clashes with it. Windows Blue sits at a mid-lightness, which keeps it readable on both white and black without much fuss.
What colors go with windows blue?
Windows Blue has three easy routes: its complement #BE7D37 for punch, its neighbors #37BBBE and #3937BE for something calmer, or triadic partners #BE3778 and #78BE37 when you want energy.
Is windows blue a standard web color?
No — Windows Blue is not a CSS keyword. Use its hex value #3778BF or any RGB/HSL equivalent in your stylesheets.
How do I make windows blue lighter or darker?
To lighten windows blue, add white to create tints; to darken it, add black to create shades. The tints and shades table above shows five computed steps of each, from #DBE8F5 (lightest tint) to #091420 (darkest shade).
About Windows Blue
Windows Blue is classified as a Blue in the ISCC-NBS color naming system, within the Blue hue family. It has The color is recognized by XKCD, meodai.
Use our Color Converter to convert #3778BF to any other color format, or explore the Color Wheel to find harmonious color combinations.