Color

#681daf

#681daf
hex#681daf
rgbrgb(104, 29, 175)
hslhsl(271, 72%, 40%)
oklchoklch(0.437 0.208 300.8)
Closest name: Fuchsia Nebula (#7722aa)Relative luminance 0.0692

Colors that go with #681daf

Olive Green, Charcoal and Teal 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 →

#64af1d

#1f1daf · #af1dad

#af681d · #1daf68

Split-complementary

Open in tool →

#adaf1d · #1daf1f

#af1f1d · #64af1d · #1dadaf

Contrast

#681daf as textRatioAAAA largeAAAFix
Aaon white
8.81:1passpasspassPasses AAA — no fix needed.
Aaon black
2.38:1failfailfail
  • AA: use #9b50e2 as the text (4.64:1)
  • AAA: use #b780ea as the text (7.29:1)
  • AA: or shift the background to #bababa (4.54:1)
  • AAA: or shift the background to #e6e6e6 (7.06:1)

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

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

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

tool url/palettes/new/681daf-b59cc4-c7cb62-2c1f2d-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