Color

#81287e

#81287e
hex#81287e
rgbrgb(129, 40, 126)
hslhsl(302, 53%, 33%)
oklchoklch(0.446 0.16 329.3)
Closest name: Noble Plum (#871f78)Relative luminance 0.0769

Colors that go with #81287e

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 →

#28812b

#572881 · #812851

#7e8128 · #287e81

Split-complementary

Open in tool →

#518128 · #288157

#815728 · #28812b · #285181

Contrast

#81287e as textRatioAAAA largeAAAFix
Aaon white
8.27:1passpasspassPasses AAA — no fix needed.
Aaon black
2.54:1failfailfail
  • AA: use #bf3bbb as the text (4.56:1)
  • AAA: use #d473d1 as the text (7.17:1)
  • AA: or shift the background to #c2c2c2 (4.64:1)
  • AAA: or shift the background to #ededed (7.07:1)

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

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

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

tool url/palettes/new/81287e-c19fbc-91cb62-2d1f27-eee9f1?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