Color

#4509be

#4509be
hex#4509be
rgbrgb(69, 9, 190)
hslhsl(260, 91%, 39%)
oklchoklch(0.403 0.233 283)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0518

Colors that go with #4509be

Charcoal, Denim and Cobalt 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 →

#82be09

#0927be · #a009be

#be4509 · #09be45

Split-complementary

Open in tool →

#bea009 · #27be09

#be0927 · #82be09 · #09bea0

Contrast

#4509be as textRatioAAAA largeAAAFix
Aaon white
10.32:1passpasspassPasses AAA — no fix needed.
Aaon black
2.04:1failfailfail
  • AA: use #8750f7 as the text (4.52:1)
  • AAA: use #a980f9 as the text (7.14:1)
  • AA: or shift the background to #adadad (4.6:1)
  • AAA: or shift the background to #d6d6d6 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4509be 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

#4509be reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4509be
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 #4509be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4509be-ae9cc4-dfc94e-2a1f2d-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