Color

#660f4d

#660f4d
hex#660f4d
rgbrgb(102, 15, 77)
hslhsl(317, 74%, 23%)
oklchoklch(0.351 0.135 342.9)
Closest name: Cosmic Explorer (#551155)Relative luminance 0.037

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0f6628

#530f66 · #660f22

#4d660f · #0f4d66

Split-complementary

Open in tool →

#22660f · #0f6653

#66530f · #0f6628 · #0f2266

Contrast

#660f4d as textRatioAAAA largeAAAFix
Aaon white
12.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #d520a2 as the text (4.56:1)
  • AAA: use #e864c2 as the text (7.03:1)
  • AA: or shift the background to #9e9e9e (4.5:1)
  • AAA: or shift the background to #c7c7c7 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #660f4d 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

#660f4d reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #660f4d
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 #660f4d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/660f4d-c19fb3-77cb62-2d1f23-efe9f1?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