Color

#655dc6

#655dc6
hex#655dc6
rgbrgb(101, 93, 198)
hslhsl(245, 48%, 57%)
oklchoklch(0.54 0.158 283.2)
Closest name: slateblue (#6a5acd)Relative luminance 0.1467

Colors that go with #655dc6

Charcoal, Sea Green and Amber 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 →

#bdc65d

#5d89c6 · #9a5dc6

#c6655d · #5dc665

Split-complementary

Open in tool →

#c69a5d · #89c65d

#c65d89 · #bdc65d · #5dc69a

Contrast

#655dc6 as textRatioAAAA largeAAAFix
Aaon white
5.34:1passpassfail
  • AAA: use #5046be as the text (7.09:1)
Aaon black
3.93:1failpassfail
  • AA: use #7068ca as the text (4.52:1)
  • AAA: use #948ed7 as the text (7.11:1)
  • AA: or shift the background to #ededed (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #655dc6 as the background.

Brands using this color

Fonts for this mood

#655dc6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #655dc6
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 #655dc6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/655dc6-a49cc4-dfa54e-261f2d-e9ecf1?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