Color

#a542eb

#a542eb
hex#a542eb
rgbrgb(165, 66, 235)
hslhsl(275, 81%, 59%)
oklchoklch(0.594 0.242 307.2)
Closest name: Magenta Affair (#aa44dd)Relative luminance 0.1789

Colors that go with #a542eb

Olive Drab, Sea Green and Charcoal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#88eb42

#5042eb · #eb42dd

#eba542 · #42eba5

Split-complementary

Open in tool →

#ddeb42 · #42eb50

#eb5042 · #88eb42 · #42ddeb

Contrast

#a542eb as textRatioAAAA largeAAAFix
Aaon white
4.59:1passpassfail
  • AAA: use #8216d0 as the text (7.06:1)
Aaon black
4.58:1passpassfail
  • AAA: use #bf79f1 as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a542eb as the background.

Brands using this color

Fonts for this mood

#a542eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a542eb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #a542eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a542eb-b89cc4-c0cb62-2d1f2d-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