Color

#552bde

#552bde
hex#552bde
rgbrgb(85, 43, 222)
hslhsl(254, 73%, 52%)
oklchoklch(0.475 0.246 282.5)
Closest name: Blurple (#5539cc)Relative luminance 0.0893

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b4de2b

#2b5bde · #ae2bde

#de552b · #2bde55

Split-complementary

Open in tool →

#deae2b · #5bde2b

#de2b5b · #b4de2b · #2bdeae

Contrast

#552bde as textRatioAAAA largeAAAFix
Aaon white
7.54:1passpasspassPasses AAA — no fix needed.
Aaon black
2.79:1failfailfail
  • AA: use #7c5ce6 as the text (4.53:1)
  • AAA: use #9f88ec as the text (7.21:1)
  • AA: or shift the background to #c9c9c9 (4.55:1)
  • AAA: or shift the background to #f7f7f7 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #552bde 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

#552bde reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/552bde-aa9cc4-dfbb4e-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