Color

#5553ea

#5553ea
hex#5553ea
rgbrgb(85, 83, 234)
hslhsl(241, 78%, 62%)
oklchoklch(0.539 0.221 276.6)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1406

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e7ea53

#539cea · #a153ea

#ea5553 · #53ea55

Split-complementary

Open in tool →

#eaa153 · #9cea53

#ea539c · #e7ea53 · #53eaa1

Contrast

#5553ea as textRatioAAAA largeAAAFix
Aaon white
5.51:1passpassfail
  • AAA: use #3a37e6 as the text (7.32:1)
Aaon black
3.81:1failpassfail
  • AA: use #6765ec as the text (4.65:1)
  • AAA: use #8f8ef1 as the text (7.31:1)
  • AA: or shift the background to #ebebeb (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5553ea 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

#5553ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5553ea
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 #5553ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5553ea-a19cc4-df9b4e-261f2d-e9edf1?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