Color

#b211df

#b211df
hex#b211df
rgbrgb(178, 17, 223)
hslhsl(287, 86%, 47%)
oklchoklch(0.571 0.272 316.2)
Closest name: Ferocious Fuchsia (#aa00cc)Relative luminance 0.1519

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3ddf11

#4b11df · #df11a5

#dfb211 · #11dfb2

Split-complementary

Open in tool →

#a5df11 · #11df4b

#df4b11 · #3ddf11 · #11a5df

Contrast

#b211df as textRatioAAAA largeAAAFix
Aaon white
5.2:1passpassfail
  • AAA: use #900eb4 as the text (7.22:1)
Aaon black
4.04:1failpassfail
  • AA: use #bf17ee as the text (4.57:1)
  • AAA: use #d567f4 as the text (7.08:1)
  • AA: or shift the background to #f0f0f0 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b211df 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

#b211df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b211df
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 #b211df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b211df-bd9fc1-abcb62-2d1f2a-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