Color

#a661fa

#a661fa
hex#a661fa
rgbrgb(166, 97, 250)
hslhsl(267, 94%, 68%)
oklchoklch(0.642 0.22 301.2)
Closest name: Orion Nebula (#a55af4)Relative luminance 0.2356

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b5fa61

#6168fa · #f261fa

#faa661 · #61faa6

Split-complementary

Open in tool →

#faf261 · #68fa61

#fa6168 · #b5fa61 · #61faf2

Contrast

#a661fa as textRatioAAAA largeAAAFix
Aaon white
3.68:1failpassfail
  • AA: use #9848f9 as the text (4.54:1)
  • AAA: use #6f07ed as the text (7.17:1)
  • AA: or shift the background to #1c1c1c (4.64:1)
Aaon black
5.71:1passpassfail
  • AAA: use #b479fb as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a661fa as the background.

Brands using this color

Fonts for this mood

#a661fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a661fa
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 #a661fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a661fa-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