Color

#b105e6

#b105e6
hex#b105e6
rgbrgb(177, 5, 230)
hslhsl(286, 96%, 46%)
oklchoklch(0.572 0.281 314.4)
Closest name: Ferocious Fuchsia (#aa00cc)Relative luminance 0.1517

Tints & shades

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

Harmonies

Complementary

Open in tool →

#39e605

#4105e6 · #e605aa

#e6b105 · #05e6b1

Split-complementary

Open in tool →

#aae605 · #05e641

#e64105 · #39e605 · #05aae6

Contrast

#b105e6 as textRatioAAAA largeAAAFix
Aaon white
5.21:1passpassfail
  • AAA: use #8f04b9 as the text (7.28:1)
Aaon black
4.03:1failpassfail
  • AA: use #bd05f5 as the text (4.5:1)
  • AAA: use #d864fc as the text (7.15:1)
  • AA: or shift the background to #f0f0f0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b105e6 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

#b105e6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b105e6
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 #b105e6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b105e6-bd9fc1-adcb62-2d1f2a-ece9f1?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