Color

#6611ee

#6611ee
hex#6611ee
rgbrgb(102, 17, 238)
hslhsl(263, 87%, 50%)
oklchoklch(0.49 0.274 287.6)
Closest name: Electric Indigo (#6600ff)Relative luminance 0.094

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#99ee11

#112aee · #d511ee

#ee6611 · #11ee66

Split-complementary

Open in tool →

#eed511 · #2aee11

#ee112a · #99ee11 · #11eed5

Contrast

#6611ee as textRatioAAAA largeAAAFix
Aaon white
7.29:1passpasspassPasses AAA — no fix needed.
Aaon black
2.88:1failfailfail
  • AA: use #8d4ff3 as the text (4.55:1)
  • AAA: use #ac7ef6 as the text (7.07:1)
  • AA: or shift the background to #cccccc (4.54:1)
  • AAA: or shift the background to #fcfcfc (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6611ee 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

#6611ee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6611ee
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #6611ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6611ee-b09cc4-dfd04e-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