Color

#681a89

#681a89
hex#681a89
rgbrgb(104, 26, 137)
hslhsl(282, 68%, 32%)
oklchoklch(0.403 0.175 313.1)
Closest name: Extraviolet (#661188)Relative luminance 0.0549

Colors that go with #681a89

Forest Green, Charcoal and Crimson 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 →

#3b891a

#301a89 · #891a73

#89681a · #1a8968

Split-complementary

Open in tool →

#73891a · #1a8930

#89301a · #3b891a · #1a7389

Contrast

#681a89 as textRatioAAAA largeAAAFix
Aaon white
10.01:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #ad43db as the text (4.6:1)
  • AAA: use #c476e5 as the text (7.07:1)
  • AA: or shift the background to #b0b0b0 (4.62:1)
  • AAA: or shift the background to #d9d9d9 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #681a89 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

#681a89 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #681a89
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 #681a89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/681a89-ba9fc1-b4cb62-2d1f2b-ebe9f1?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