Color

#b03be3

#b03be3
hex#b03be3
rgbrgb(176, 59, 227)
hslhsl(282, 75%, 56%)
oklchoklch(0.595 0.246 313.1)
Closest name: Magenta Affair (#aa44dd)Relative luminance 0.179

Colors that go with #b03be3

Olive Drab, Sea Green and Charcoal 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 →

#6de33b

#5c3be3 · #e33bc1

#e3b03b · #3be3b0

Split-complementary

Open in tool →

#c1e33b · #3be35c

#e35c3b · #6de33b · #3bc1e3

Contrast

#b03be3 as textRatioAAAA largeAAAFix
Aaon white
4.58:1passpassfail
  • AAA: use #8b1bbb as the text (7.07:1)
Aaon black
4.58:1passpassfail
  • AAA: use #c875eb as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b03be3 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

#b03be3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b03be3
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 #b03be3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b03be3-ba9fc1-b4cb62-2d1f2b-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