Color

#655cb7

#655cb7
hex#655cb7
rgbrgb(101, 92, 183)
hslhsl(246, 39%, 54%)
oklchoklch(0.528 0.139 285.1)
Closest name: slateblue (#6a5acd)Relative luminance 0.1384

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aeb75c

#5c81b7 · #935cb7

#b7655c · #5cb765

Split-complementary

Open in tool →

#b7935c · #81b75c

#b75c81 · #aeb75c · #5cb793

Contrast

#655cb7 as textRatioAAAA largeAAAFix
Aaon white
5.57:1passpassfail
  • AAA: use #544baa as the text (7.09:1)
Aaon black
3.77:1failpassfail
  • AA: use #726abe as the text (4.52:1)
  • AAA: use #948ecd as the text (7.01:1)
  • AA: or shift the background to #e8e8e8 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #655cb7 as the background.

Brands using this color

Fonts for this mood

#655cb7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #655cb7
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 #655cb7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/655cb7-a59cc4-dfa74e-271f2d-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