Color

#4366ad

#4366ad
hex#4366ad
rgbrgb(67, 102, 173)
hslhsl(220, 44%, 47%)
oklchoklch(0.519 0.12 263.1)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1371

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ad8943

#439bad · #5543ad

#ad4366 · #66ad43

Split-complementary

Open in tool →

#ad5543 · #9bad43

#ad439b · #ad8943 · #43ad55

Contrast

#4366ad as textRatioAAAA largeAAAFix
Aaon white
5.61:1passpassfail
  • AAA: use #395793 as the text (7.1:1)
Aaon black
3.74:1failpassfail
  • AA: use #5276bc as the text (4.68:1)
  • AAA: use #7b96cc as the text (7.08:1)
  • AA: or shift the background to #e8e8e8 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4366ad as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#4366ad reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4366ad
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #4366ad and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4366ad-9ca5c4-df694e-211f2d-e9f0f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md