Color

#510647

#510647
hex#510647
rgbrgb(81, 6, 71)
hslhsl(308, 86%, 17%)
oklchoklch(0.303 0.127 334.8)
Closest name: Cloak and Dagger (#550055)Relative luminance 0.0233

Tints & shades

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

Harmonies

Complementary

Open in tool →

#065110

#350651 · #510621

#475106 · #064751

Split-complementary

Open in tool →

#215106 · #065135

#513506 · #065110 · #062151

Contrast

#510647 as textRatioAAAA largeAAAFix
Aaon white
14.32:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #d510bb as the text (4.62:1)
  • AAA: use #f254dd as the text (7.09:1)
  • AA: or shift the background to #919191 (4.54:1)
  • AAA: or shift the background to #b8b8b8 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #510647 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

#510647 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #510647
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 #510647 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/510647-c19fb8-87cb62-2d1f25-eee9f1?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