Color

#a151a4

#a151a4
hex#a151a4
rgbrgb(161, 81, 164)
hslhsl(298, 34%, 48%)
oklchoklch(0.563 0.15 326)
Closest name: Fuchsia Pheromone (#9f4cb7)Relative luminance 0.1614

Colors that go with #a151a4

Sea Green, Charcoal and Denim 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 →

#54a451

#7851a4 · #a4517d

#a4a151 · #51a4a1

Split-complementary

Open in tool →

#7da451 · #51a478

#a47851 · #54a451 · #517da4

Contrast

#a151a4 as textRatioAAAA largeAAAFix
Aaon white
4.97:1passpassfail
  • AAA: use #804082 as the text (7.06:1)
Aaon black
4.23:1failpassfail
  • AA: use #a854ab as the text (4.52:1)
  • AAA: use #bf81c1 as the text (7.13:1)
  • AA: or shift the background to #f5f5f5 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a151a4 as the background.

Brands using this color

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

mcpConnect your agent — build around #a151a4
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 #a151a4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a151a4-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