Color

#a511df

#a511df
hex#a511df
rgbrgb(165, 17, 223)
hslhsl(283, 86%, 47%)
oklchoklch(0.552 0.269 312.2)
Closest name: Ferocious Fuchsia (#aa00cc)Relative luminance 0.1373

Colors that go with #a511df

Forest Green, Charcoal and Teal 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.

Real palettes that use #a511df

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4bdf11

#3d11df · #df11b2

#dfa511 · #11dfa5

Split-complementary

Open in tool →

#b2df11 · #11df3d

#df3d11 · #4bdf11 · #11b2df

Contrast

#a511df as textRatioAAAA largeAAAFix
Aaon white
5.61:1passpassfail
  • AAA: use #8c0ebe as the text (7.19:1)
Aaon black
3.75:1failpassfail
  • AA: use #b72aef as the text (4.59:1)
  • AAA: use #cd6cf4 as the text (7.05:1)
  • 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 #a511df 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

#a511df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a511df
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 #a511df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a511df-bb9fc1-b2cb62-2d1f2b-ebe9f1?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