Color

#681daa

#681daa
hex#681daa
rgbrgb(104, 29, 170)
hslhsl(272, 71%, 39%)
oklchoklch(0.433 0.203 302.1)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0672

Colors that go with #681daa

Olive Green, Teal and Sea Green 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 →

#5faa1d

#221daa · #aa1da5

#aa681d · #1daa68

Split-complementary

Open in tool →

#a5aa1d · #1daa22

#aa221d · #5faa1d · #1da5aa

Contrast

#681daa as textRatioAAAA largeAAAFix
Aaon white
8.96:1passpasspassPasses AAA — no fix needed.
Aaon black
2.34:1failfailfail
  • AA: use #9b4ce1 as the text (4.51:1)
  • AAA: use #b67ce9 as the text (7.05:1)
  • AA: or shift the background to #b8b8b8 (4.51:1)
  • AAA: or shift the background to #e6e6e6 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #681daa 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

#681daa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #681daa
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 #681daa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/681daa-b69cc4-c5cb62-2d1f2d-eae9f1?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