Color

#b33fca

#b33fca
hex#b33fca
rgbrgb(179, 63, 202)
hslhsl(290, 57%, 52%)
oklchoklch(0.587 0.22 320.5)
Closest name: Magenta Affair (#aa44dd)Relative luminance 0.174

Tints & shades

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

Harmonies

Complementary

Open in tool →

#56ca3f

#6d3fca · #ca3f9c

#cab33f · #3fcab3

Split-complementary

Open in tool →

#9cca3f · #3fca6d

#ca6d3f · #56ca3f · #3f9cca

Contrast

#b33fca as textRatioAAAA largeAAAFix
Aaon white
4.69:1passpassfail
  • AAA: use #892b9c as the text (7.27:1)
Aaon black
4.48:1failpassfail
  • AA: use #b543cb as the text (4.63:1)
  • AAA: use #c977da as the text (7.13:1)
  • AA: or shift the background to #fcfcfc (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b33fca 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

#b33fca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b33fca
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 #b33fca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b33fca-bf9fc1-a6cb62-2d1f29-ece9f1?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