Color

#a631aa

#a631aa
hex#a631aa
rgbrgb(166, 49, 170)
hslhsl(298, 55%, 43%)
oklchoklch(0.536 0.204 326.5)
Closest name: Magentle (#aa11aa)Relative luminance 0.1321

Colors that go with #a631aa

Sea Green, Teal and Charcoal 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 →

#35aa31

#6a31aa · #aa3172

#aaa631 · #31aaa6

Split-complementary

Open in tool →

#72aa31 · #31aa6a

#aa6a31 · #35aa31 · #3172aa

Contrast

#a631aa as textRatioAAAA largeAAAFix
Aaon white
5.77:1passpassfail
  • AAA: use #8f2a92 as the text (7.21:1)
Aaon black
3.64:1failpassfail
  • AA: use #bd38c2 as the text (4.51:1)
  • AAA: use #d271d6 as the text (7.07:1)
  • AA: or shift the background to #e6e6e6 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a631aa 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

#a631aa reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a631aa
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 #a631aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a631aa-c19fbe-98cb62-2d1f28-ede9f1?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