Color

#b213e7

#b213e7
hex#b213e7
rgbrgb(178, 19, 231)
hslhsl(285, 85%, 49%)
oklchoklch(0.577 0.278 314.3)
Closest name: Ferocious Fuchsia (#aa00cc)Relative luminance 0.157

Colors that go with #b213e7

Olive Drab, Charcoal and Denim 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 →

#48e713

#4813e7 · #e713b2

#e7b213 · #13e7b2

Split-complementary

Open in tool →

#b2e713 · #13e748

#e74813 · #48e713 · #13b2e7

Contrast

#b213e7 as textRatioAAAA largeAAAFix
Aaon white
5.07:1passpassfail
  • AAA: use #8e0fb8 as the text (7.21:1)
Aaon black
4.14:1failpassfail
  • AA: use #ba21ed as the text (4.53:1)
  • AAA: use #d26df3 as the text (7.22:1)
  • AA: or shift the background to #f2f2f2 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b213e7 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

#b213e7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b213e7
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 #b213e7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b213e7-bc9fc1-afcb62-2d1f2b-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