Color

#650b53

#650b53
hex#650b53
rgbrgb(101, 11, 83)
hslhsl(312, 80%, 22%)
oklchoklch(0.35 0.142 338.4)
Closest name: Cosmic Explorer (#551155)Relative luminance 0.0363

Colors that go with #650b53

Sea Green, Cream and Denim 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 →

#0b651d

#4a0b65 · #650b26

#53650b · #0b5365

Split-complementary

Open in tool →

#26650b · #0b654a

#654a0b · #0b651d · #0b2665

Contrast

#650b53 as textRatioAAAA largeAAAFix
Aaon white
12.17:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #d317ae as the text (4.5:1)
  • AAA: use #ed5ed1 as the text (7.12:1)
  • AA: or shift the background to #9e9e9e (4.54:1)
  • AAA: or shift the background to #c7c7c7 (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #650b53 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

#650b53 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #650b53
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 #650b53 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/650b53-c19fb6-80cb62-2d1f24-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