Color

#a660fb

#a660fb
hex#a660fb
rgbrgb(166, 96, 251)
hslhsl(267, 95%, 68%)
oklchoklch(0.642 0.222 301.1)
Closest name: Orion Nebula (#a55af4)Relative luminance 0.2344

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b5fb60

#6068fb · #f360fb

#fba660 · #60fba6

Split-complementary

Open in tool →

#fbf360 · #68fb60

#fb6068 · #b5fb60 · #60fbf3

Contrast

#a660fb as textRatioAAAA largeAAAFix
Aaon white
3.69:1failpassfail
  • AA: use #9847fa as the text (4.55:1)
  • AAA: use #6f06ef as the text (7.12:1)
  • AA: or shift the background to #1c1c1c (4.62:1)
Aaon black
5.69:1passpassfail
  • AAA: use #b479fc as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a660fb as the background.

Brands using this color

Fonts for this mood

#a660fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a660fb
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 #a660fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a660fb-b39cc4-dfda4e-2c1f2d-e9eaf1?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