Color

#aa3fe4

#aa3fe4
hex#aa3fe4
rgbrgb(170, 63, 228)
hslhsl(279, 75%, 57%)
oklchoklch(0.592 0.24 310.7)
Closest name: Magenta Affair (#aa44dd)Relative luminance 0.177

Tints & shades

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

Harmonies

Complementary

Open in tool →

#79e43f

#583fe4 · #e43fcb

#e4aa3f · #3fe4aa

Split-complementary

Open in tool →

#cbe43f · #3fe458

#e4583f · #79e43f · #3fcbe4

Contrast

#aa3fe4 as textRatioAAAA largeAAAFix
Aaon white
4.63:1passpassfail
  • AAA: use #861bc0 as the text (7.16:1)
Aaon black
4.54:1passpassfail
  • AAA: use #c275eb 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 #aa3fe4 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

#aa3fe4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #aa3fe4
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 #aa3fe4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aa3fe4-b99fc1-b9cb62-2d1f2c-ebe9f1?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