Color

#660471

#660471
hex#660471
rgbrgb(102, 4, 113)
hslhsl(294, 93%, 23%)
oklchoklch(0.368 0.17 323.1)
Closest name: Extraviolet (#661188)Relative luminance 0.041

Colors that go with #660471

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 →

#0f7104

#300471 · #710446

#716604 · #047166

Split-complementary

Open in tool →

#467104 · #047130

#713004 · #0f7104 · #044671

Contrast

#660471 as textRatioAAAA largeAAAFix
Aaon white
11.53:1passpasspassPasses AAA — no fix needed.
Aaon black
1.82:1failfailfail
  • AA: use #c808dd as the text (4.53:1)
  • AAA: use #e853f9 as the text (7.04:1)
  • AA: or shift the background to #a3a3a3 (4.57:1)
  • AAA: or shift the background to #cccccc (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #660471 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

#660471 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #660471
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 #660471 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/660471-c19fc0-9fcb62-2d1f29-ede9f1?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