Color

#816fa5

#816fa5
hex#816fa5
rgbrgb(129, 111, 165)
hslhsl(260, 23%, 54%)
oklchoklch(0.58 0.084 299.1)
Closest name: Aster (#867ba9)Relative luminance 0.1875

Colors that go with #816fa5

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 →

#93a56f

#6f78a5 · #9c6fa5

#a5816f · #6fa581

Split-complementary

Open in tool →

#a59c6f · #78a56f

#a56f78 · #93a56f · #6fa59c

Contrast

#816fa5 as textRatioAAAA largeAAAFix
Aaon white
4.42:1failpassfail
  • AA: use #7e6ca3 as the text (4.6:1)
  • AAA: use #5e4f7d as the text (7.27:1)
  • AA: or shift the background to #080808 (4.53:1)
Aaon black
4.75:1passpassfail
  • AAA: use #9f91ba as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #816fa5 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 #816fa5
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 #816fa5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/816fa5-ae9cc4-dfc94e-2a1f2d-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