Color

#661e71

#661e71
hex#661e71
rgbrgb(102, 30, 113)
hslhsl(292, 58%, 28%)
oklchoklch(0.386 0.147 322.1)
Closest name: Imperial (#602f6b)Relative luminance 0.0495

Colors that go with #661e71

Forest Green, Charcoal 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 →

#29711e

#3c1e71 · #711e52

#71661e · #1e7166

Split-complementary

Open in tool →

#52711e · #1e713c

#713c1e · #29711e · #1e5271

Contrast

#661e71 as textRatioAAAA largeAAAFix
Aaon white
10.56:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #b93ecc as the text (4.62:1)
  • AAA: use #cd76db as the text (7.21:1)
  • AA: or shift the background to #ababab (4.6:1)
  • AAA: or shift the background to #d4d4d4 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #661e71 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

#661e71 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #661e71
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 #661e71 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/661e71-c09fc1-a3cb62-2d1f29-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