Color

#b310bc

#b310bc
hex#b310bc
rgbrgb(179, 16, 188)
hslhsl(297, 84%, 40%)
oklchoklch(0.548 0.248 325.6)
Closest name: Magentleman (#aa22bb)Relative luminance 0.1359

Tints & shades

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

Harmonies

Complementary

Open in tool →

#19bc10

#5d10bc · #bc106f

#bcb310 · #10bcb3

Split-complementary

Open in tool →

#6fbc10 · #10bc5d

#bc5d10 · #19bc10 · #106fbc

Contrast

#b310bc as textRatioAAAA largeAAAFix
Aaon white
5.65:1passpassfail
  • AAA: use #980ea0 as the text (7.23:1)
Aaon black
3.72:1failpassfail
  • AA: use #ca12d3 as the text (4.54:1)
  • AAA: use #e956f0 as the text (7.05:1)
  • AA: or shift the background to #e6e6e6 (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 #b310bc 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

#b310bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b310bc
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 #b310bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b310bc-c19fbe-9acb62-2d1f28-ede9f1?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