Color

#653c9a

#653c9a
hex#653c9a
rgbrgb(101, 60, 154)
hslhsl(266, 44%, 42%)
oklchoklch(0.453 0.148 300.7)
Closest name: rebeccapurple (#663399)Relative luminance 0.0833

Colors that go with #653c9a

Charcoal, Royal Blue and Blue 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 →

#719a3c

#3c429a · #943c9a

#9a653c · #3c9a65

Split-complementary

Open in tool →

#9a943c · #429a3c

#9a3c42 · #719a3c · #3c9a94

Contrast

#653c9a as textRatioAAAA largeAAAFix
Aaon white
7.88:1passpasspassPasses AAA — no fix needed.
Aaon black
2.67:1failfailfail
  • AA: use #8b61c2 as the text (4.59:1)
  • AAA: use #a989d1 as the text (7.19:1)
  • AA: or shift the background to #c4c4c4 (4.52:1)
  • AAA: or shift the background to #f2f2f2 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #653c9a as the background.

Brands using this color

Fonts for this mood

#653c9a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #653c9a
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 #653c9a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/653c9a-b29cc4-dfd74e-2b1f2d-e9eaf1?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