Color

#660576

#660576
hex#660576
rgbrgb(102, 5, 118)
hslhsl(292, 92%, 24%)
oklchoklch(0.372 0.173 320.8)
Closest name: Extraviolet (#661188)Relative luminance 0.0424

Tints & shades

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

Harmonies

Complementary

Open in tool →

#147605

#2e0576 · #76054c

#766605 · #057666

Split-complementary

Open in tool →

#4c7605 · #05762e

#762e05 · #147605 · #054c76

Contrast

#660576 as textRatioAAAA largeAAAFix
Aaon white
11.36:1passpasspassPasses AAA — no fix needed.
Aaon black
1.85:1failfailfail
  • AA: use #c90ae6 as the text (4.67:1)
  • AAA: use #e359f8 as the text (7.05:1)
  • AA: or shift the background to #a3a3a3 (4.5:1)
  • AAA: or shift the background to #cccccc (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 #660576 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

#660576 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #660576
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 #660576 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/660576-c09fc1-a3cb62-2d1f29-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