Color

#683579

#683579
hex#683579
rgbrgb(104, 53, 121)
hslhsl(285, 39%, 34%)
oklchoklch(0.424 0.121 317)
Closest name: Galactic Grapevine (#6b327b)Relative luminance 0.0687

Colors that go with #683579

Charcoal, Taupe 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 →

#467935

#463579 · #793568

#796835 · #357968

Split-complementary

Open in tool →

#687935 · #357946

#794635 · #467935 · #356879

Contrast

#683579 as textRatioAAAA largeAAAFix
Aaon white
8.85:1passpasspassPasses AAA — no fix needed.
Aaon black
2.37:1failfailfail
  • AA: use #9f58b6 as the text (4.55:1)
  • AAA: use #b783c9 as the text (7.1:1)
  • AA: or shift the background to #bababa (4.56:1)
  • AAA: or shift the background to #e6e6e6 (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 #683579 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

#683579 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #683579
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 #683579 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/683579-bc9fc1-afcb62-2d1f2b-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