Color

#552bca

#552bca
hex#552bca
rgbrgb(85, 43, 202)
hslhsl(256, 65%, 48%)
oklchoklch(0.455 0.224 285.4)
Closest name: Blurple (#5539cc)Relative luminance 0.0792

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a0ca2b

#2b50ca · #a52bca

#ca552b · #2bca55

Split-complementary

Open in tool →

#caa52b · #50ca2b

#ca2b50 · #a0ca2b · #2bcaa5

Contrast

#552bca as textRatioAAAA largeAAAFix
Aaon white
8.12:1passpasspassPasses AAA — no fix needed.
Aaon black
2.58:1failfailfail
  • AA: use #815fdd as the text (4.61:1)
  • AAA: use #a289e6 as the text (7.26:1)
  • AA: or shift the background to #c2c2c2 (4.56:1)
  • AAA: or shift the background to #f0f0f0 (7.13:1)

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

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

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

tool url/palettes/new/552bca-ab9cc4-dfbf4e-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