Color

#b851ec

#b851ec
hex#b851ec
rgbrgb(184, 81, 236)
hslhsl(280, 80%, 62%)
oklchoklch(0.633 0.231 312.2)
Closest name: Orion Nebula (#a55af4)Relative luminance 0.2213

Tints & shades

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

Harmonies

Complementary

Open in tool →

#84ec51

#6a51ec · #ec51d2

#ecb851 · #51ecb8

Split-complementary

Open in tool →

#d2ec51 · #51ec6a

#ec6a51 · #84ec51 · #51d2ec

Contrast

#b851ec as textRatioAAAA largeAAAFix
Aaon white
3.87:1failpassfail
  • AA: use #af3ae9 as the text (4.56:1)
  • AAA: use #8815c1 as the text (7.18:1)
  • AA: or shift the background to #171717 (4.63:1)
Aaon black
5.43:1passpassfail
  • AAA: use #c775f0 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b851ec 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

#b851ec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b851ec
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 #b851ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b851ec-b99fc1-b8cb62-2d1f2c-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