Color

#683e89

#683e89
hex#683e89
rgbrgb(104, 62, 137)
hslhsl(274, 38%, 39%)
oklchoklch(0.448 0.125 308)
Closest name: Lords of the Night (#664488)Relative luminance 0.0819

Colors that go with #683e89

Charcoal, Midnight Blue and Royal Blue 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 →

#5e893e

#433e89 · #893e84

#89683e · #3e8968

Split-complementary

Open in tool →

#84893e · #3e8943

#89433e · #5e893e · #3e8489

Contrast

#683e89 as textRatioAAAA largeAAAFix
Aaon white
7.96:1passpasspassPasses AAA — no fix needed.
Aaon black
2.64:1failfailfail
  • AA: use #9261b8 as the text (4.62:1)
  • AAA: use #ad87c9 as the text (7.09:1)
  • AA: or shift the background to #c4c4c4 (4.56:1)
  • AAA: or shift the background to #f2f2f2 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #683e89 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

#683e89 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #683e89
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 #683e89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/683e89-b79cc4-c2cb62-2d1f2d-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