Color

#4527aa

#4527aa
hex#4527aa
rgbrgb(69, 39, 170)
hslhsl(254, 63%, 41%)
oklchoklch(0.404 0.193 284.2)
Closest name: Bluebell (#333399)Relative luminance 0.0562

Colors that go with #4527aa

Charcoal, Denim and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8caa27

#274aaa · #8727aa

#aa4527 · #27aa45

Split-complementary

Open in tool →

#aa8727 · #4aaa27

#aa274a · #8caa27 · #27aa87

Contrast

#4527aa as textRatioAAAA largeAAAFix
Aaon white
9.89:1passpasspassPasses AAA — no fix needed.
Aaon black
2.12:1failfailfail
  • AA: use #7e61db as the text (4.62:1)
  • AAA: use #a08be5 as the text (7.32:1)
  • AA: or shift the background to #b0b0b0 (4.56:1)
  • AAA: or shift the background to #d9d9d9 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4527aa 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

#4527aa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4527aa
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #4527aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4527aa-aa9cc4-dfbb4e-291f2d-e9ebf1?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