Color

#665492

#665492
hex#665492
rgbrgb(102, 84, 146)
hslhsl(257, 27%, 45%)
oklchoklch(0.491 0.098 295.9)
Closest name: Passion Flower (#6f5698)Relative luminance 0.1124

Colors that go with #665492

Charcoal, Sea Green and Amber 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 →

#809254

#546192 · #845492

#926554 · #549265

Split-complementary

Open in tool →

#928454 · #619254

#925461 · #809254 · #549284

Contrast

#665492 as textRatioAAAA largeAAAFix
Aaon white
6.47:1passpassfail
  • AAA: use #5f4e88 as the text (7.16:1)
Aaon black
3.25:1failpassfail
  • AA: use #7f6dab as the text (4.68:1)
  • AAA: use #9b8ebe as the text (7.01:1)
  • AA: or shift the background to #d9d9d9 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #665492 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #665492
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 #665492 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/665492-ac9cc4-dfc24e-291f2d-e9ebf1?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