Color

#b404c8

#b404c8
hex#b404c8
rgbrgb(180, 4, 200)
hslhsl(294, 96%, 40%)
oklchoklch(0.554 0.261 322.7)
Closest name: Ferocious Fuchsia (#aa00cc)Relative luminance 0.1396

Tints & shades

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

Harmonies

Complementary

Open in tool →

#18c804

#5204c8 · #c8047a

#c8b404 · #04c8b4

Split-complementary

Open in tool →

#7ac804 · #04c852

#c85204 · #18c804 · #047ac8

Contrast

#b404c8 as textRatioAAAA largeAAAFix
Aaon white
5.54:1passpassfail
  • AAA: use #9903aa as the text (7.12:1)
Aaon black
3.79:1failpassfail
  • AA: use #cb05e1 as the text (4.65:1)
  • AAA: use #ea50fb as the text (7.04:1)
  • AA: or shift the background to #e8e8e8 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b404c8 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

#b404c8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b404c8
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 #b404c8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b404c8-c19fc0-9fcb62-2d1f29-ede9f1?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