Color

#660d72

#660d72
hex#660d72
rgbrgb(102, 13, 114)
hslhsl(293, 80%, 25%)
oklchoklch(0.373 0.165 322.4)
Closest name: Extraviolet (#661188)Relative luminance 0.0433

Colors that go with #660d72

Forest Green, Charcoal and Olive 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 →

#19730d

#340d73 · #730d4c

#73670d · #0d7367

Split-complementary

Open in tool →

#4c730d · #0d7334

#73340d · #19730d · #0d4c73

Contrast

#660d72 as textRatioAAAA largeAAAFix
Aaon white
11.26:1passpasspassPasses AAA — no fix needed.
Aaon black
1.87:1failfailfail
  • AA: use #c518dc as the text (4.54:1)
  • AAA: use #dd63ee as the text (7.09:1)
  • AA: or shift the background to #a6a6a6 (4.62:1)
  • AAA: or shift the background to #cccccc (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #660d72 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

#660d72 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #660d72
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 #660d72 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/660d72-c19fc1-a1cb62-2d1f29-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