Color

#663276

#663276
hex#663276
rgbrgb(102, 50, 118)
hslhsl(286, 40%, 33%)
oklchoklch(0.415 0.122 317.7)
Closest name: Galactic Grapevine (#6b327b)Relative luminance 0.0641

Colors that go with #663276

Charcoal, Taupe and Tomato 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 →

#427632

#443276 · #763264

#766632 · #327666

Split-complementary

Open in tool →

#647632 · #327644

#764432 · #427632 · #326476

Contrast

#663276 as textRatioAAAA largeAAAFix
Aaon white
9.2:1passpasspassPasses AAA — no fix needed.
Aaon black
2.28:1failfailfail
  • AA: use #a157b7 as the text (4.56:1)
  • AAA: use #b982c9 as the text (7.1:1)
  • AA: or shift the background to #b8b8b8 (4.64:1)
  • AAA: or shift the background to #e3e3e3 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #663276 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

#663276 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #663276
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 #663276 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/663276-bd9fc1-adcb62-2d1f2a-ece9f1?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