Color

#651b4b

#651b4b
hex#651b4b
rgbrgb(101, 27, 75)
hslhsl(321, 58%, 25%)
oklchoklch(0.359 0.119 344.9)
Closest name: Cosmic Explorer (#551155)Relative luminance 0.0406

Colors that go with #651b4b

Crimson, Sea Green and Teal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b6535

#5a1b65 · #651b26

#4b651b · #1b4b65

Split-complementary

Open in tool →

#26651b · #1b655a

#655a1b · #1b6535 · #1b2665

Contrast

#651b4b as textRatioAAAA largeAAAFix
Aaon white
11.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.81:1failfailfail
  • AA: use #cb3a98 as the text (4.6:1)
  • AAA: use #da72b5 as the text (7.06:1)
  • AA: or shift the background to #a3a3a3 (4.6:1)
  • AAA: or shift the background to #cccccc (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 #651b4b 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

#651b4b reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #651b4b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #651b4b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/651b4b-c19fb1-70cb62-2d1f22-f0e9f1?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