Color

#81287f

#81287f
hex#81287f
rgbrgb(129, 40, 127)
hslhsl(301, 53%, 33%)
oklchoklch(0.447 0.16 328.8)
Closest name: Noble Plum (#871f78)Relative luminance 0.0772

Colors that go with #81287f

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 →

#288129

#562881 · #812853

#7f8128 · #287f81

Split-complementary

Open in tool →

#538128 · #288156

#815628 · #288129 · #285381

Contrast

#81287f as textRatioAAAA largeAAAFix
Aaon white
8.26:1passpasspassPasses AAA — no fix needed.
Aaon black
2.54:1failfailfail
  • AA: use #bf3bbd as the text (4.58:1)
  • AAA: use #d473d2 as the text (7.18:1)
  • AA: or shift the background to #c2c2c2 (4.64:1)
  • AAA: or shift the background to #ededed (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #81287f 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

#81287f reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #81287f
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 #81287f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/81287f-c19fbc-93cb62-2d1f27-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