Color

#681d86

#681d86
hex#681d86
rgbrgb(104, 29, 134)
hslhsl(283, 64%, 32%)
oklchoklch(0.403 0.169 314)
Closest name: Extraviolet (#661188)Relative luminance 0.0554

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#3b861d

#341d86 · #861d6f

#86681d · #1d8668

Split-complementary

Open in tool →

#6f861d · #1d8634

#86341d · #3b861d · #1d6f86

Contrast

#681d86 as textRatioAAAA largeAAAFix
Aaon white
9.96:1passpasspassPasses AAA — no fix needed.
Aaon black
2.11:1failfailfail
  • AA: use #ac43d6 as the text (4.53:1)
  • AAA: use #c479e2 as the text (7.18:1)
  • AA: or shift the background to #b0b0b0 (4.59:1)
  • AAA: or shift the background to #d9d9d9 (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 #681d86 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

#681d86 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #681d86
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #681d86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/681d86-bb9fc1-b2cb62-2d1f2b-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