Color

#816db0

#816db0
hex#816db0
rgbrgb(129, 109, 176)
hslhsl(258, 30%, 56%)
oklchoklch(0.581 0.103 296.8)
Closest name: Lavish Spending (#8469bc)Relative luminance 0.1874

Colors that go with #816db0

Charcoal, Sea Green and Amber 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 →

#9cb06d

#6d7bb0 · #a36db0

#b0816d · #6db081

Split-complementary

Open in tool →

#b0a36d · #7bb06d

#b06d7b · #9cb06d · #6db0a3

Contrast

#816db0 as textRatioAAAA largeAAAFix
Aaon white
4.42:1failpassfail
  • AA: use #7e6aaf as the text (4.6:1)
  • AAA: use #604d8f as the text (7.11:1)
  • AA: or shift the background to #080808 (4.53:1)
Aaon black
4.75:1passpassfail
  • AAA: use #9e8ec2 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #816db0 as the background.

Brands using this color

mcpConnect your agent — build around #816db0
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 #816db0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/816db0-ad9cc4-dfc44e-291f2d-e9ebf1?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