Color

#660ced

#660ced
hex#660ced
rgbrgb(102, 12, 237)
hslhsl(264, 90%, 49%)
oklchoklch(0.488 0.274 287.9)
Closest name: Electric Indigo (#6600ff)Relative luminance 0.092

Colors that go with #660ced

Royal Blue, Denim 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 →

#93ed0c

#0c23ed · #d70ced

#ed660c · #0ced66

Split-complementary

Open in tool →

#edd70c · #23ed0c

#ed0c23 · #93ed0c · #0cedd7

Contrast

#660ced as textRatioAAAA largeAAAFix
Aaon white
7.39:1passpasspassPasses AAA — no fix needed.
Aaon black
2.84:1failfailfail
  • AA: use #904cf6 as the text (4.55:1)
  • AAA: use #ae7cf8 as the text (7.04:1)
  • AA: or shift the background to #cccccc (4.6:1)
  • AAA: or shift the background to #fafafa (7.08:1)

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

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

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

tool url/palettes/new/660ced-b19cc4-dfd34e-2b1f2d-e9eaf1?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