Color

#66086d

#66086d
hex#66086d
rgbrgb(102, 8, 109)
hslhsl(296, 86%, 23%)
oklchoklch(0.367 0.164 324.8)
Closest name: Extraviolet (#661188)Relative luminance 0.041

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0f6d08

#34086d · #6d0841

#6d6608 · #086d66

Split-complementary

Open in tool →

#416d08 · #086d34

#6d3408 · #0f6d08 · #08416d

Contrast

#66086d as textRatioAAAA largeAAAFix
Aaon white
11.54:1passpasspassPasses AAA — no fix needed.
Aaon black
1.82:1failfailfail
  • AA: use #cd10da as the text (4.68:1)
  • AAA: use #e859f3 as the text (7.15:1)
  • 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 #66086d 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

#66086d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #66086d
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 #66086d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/66086d-c19fbf-9ccb62-2d1f28-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