Color

#552fac

#552fac
hex#552fac
rgbrgb(85, 47, 172)
hslhsl(258, 57%, 43%)
oklchoklch(0.432 0.186 290.3)
Closest name: rebeccapurple (#663399)Relative luminance 0.0694

Tints & shades

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

Harmonies

Complementary

Open in tool →

#87ac2f

#2f48ac · #932fac

#ac552f · #2fac55

Split-complementary

Open in tool →

#ac932f · #48ac2f

#ac2f48 · #87ac2f · #2fac93

Contrast

#552fac as textRatioAAAA largeAAAFix
Aaon white
8.79:1passpasspassPasses AAA — no fix needed.
Aaon black
2.39:1failfailfail
  • AA: use #825fd3 as the text (4.53:1)
  • AAA: use #a187de as the text (7.04:1)
  • AA: or shift the background to #bababa (4.53:1)
  • AAA: or shift the background to #e6e6e6 (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 #552fac 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

#552fac reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #552fac
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 #552fac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/552fac-ad9cc4-dfc44e-291f2d-e9ebf1?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