Color

#b433fa

#b433fa
hex#b433fa
rgbrgb(180, 51, 250)
hslhsl(279, 95%, 59%)
oklchoklch(0.61 0.274 309.7)
Closest name: Magento (#bf3cff)Relative luminance 0.1897

Tints & shades

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

Harmonies

Complementary

Open in tool →

#79fa33

#5133fa · #fa33dc

#fab433 · #33fab4

Split-complementary

Open in tool →

#dcfa33 · #33fa51

#fa5133 · #79fa33 · #33dcfa

Contrast

#b433fa as textRatioAAAA largeAAAFix
Aaon white
4.38:1failpassfail
  • AA: use #b22efa as the text (4.5:1)
  • AAA: use #8605cc as the text (7.22:1)
  • AA: or shift the background to #0a0a0a (4.52:1)
Aaon black
4.79:1passpassfail
  • AAA: use #ca6ffb as the text (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b433fa 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

#b433fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b433fa
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 #b433fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b433fa-b99fc1-b9cb62-2d1f2c-ebe9f1?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