Color

#a660eb

#a660eb
hex#a660eb
rgbrgb(166, 96, 235)
hslhsl(270, 78%, 65%)
oklchoklch(0.631 0.205 304.4)
Closest name: Orion Nebula (#a55af4)Relative luminance 0.2247

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a6eb60

#6060eb · #eb60eb

#eba660 · #60eba6

Split-complementary

Open in tool →

#ebeb60 · #60eb60

#eb6060 · #a6eb60 · #60ebeb

Contrast

#a660eb as textRatioAAAA largeAAAFix
Aaon white
3.82:1failpassfail
  • AA: use #9949e9 as the text (4.68:1)
  • AAA: use #7a1bda as the text (7.01:1)
  • AA: or shift the background to #1a1a1a (4.55:1)
Aaon black
5.49:1passpassfail
  • AAA: use #b57bef as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a660eb 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

#a660eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a660eb
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 #a660eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a660eb-b59cc4-c9cb62-2c1f2d-eae9f1?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