Color

#b213ec

#b213ec
hex#b213ec
rgbrgb(178, 19, 236)
hslhsl(284, 85%, 50%)
oklchoklch(0.581 0.281 313.1)
Closest name: Ferocious Fuchsia (#aa00cc)Relative luminance 0.1599

Colors that go with #b213ec

Olive Drab, Charcoal and Dark Cyan lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4dec13

#4613ec · #ec13b9

#ecb213 · #13ecb2

Split-complementary

Open in tool →

#b9ec13 · #13ec46

#ec4613 · #4dec13 · #13b9ec

Contrast

#b213ec as textRatioAAAA largeAAAFix
Aaon white
5:1passpassfail
  • AAA: use #8e0fbd as the text (7.11:1)
Aaon black
4.2:1failpassfail
  • AA: use #b826ed as the text (4.54:1)
  • AAA: use #cf6df3 as the text (7.13:1)
  • AA: or shift the background to #f5f5f5 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b213ec 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

#b213ec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b213ec
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #b213ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b213ec-bc9fc1-b1cb62-2d1f2b-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