Color

#c581e4

#c581e4
hex#c581e4
rgbrgb(197, 129, 228)
hslhsl(281, 65%, 70%)
oklchoklch(0.71 0.156 314.6)
Closest name: Illicit Purple (#bf77f6)Relative luminance 0.3317

Colors that go with #c581e4

Medium Sea Green, Amber and Light Sea Green 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 →

#a0e481

#9381e4 · #e481d2

#e4c581 · #81e4c5

Split-complementary

Open in tool →

#d2e481 · #81e493

#e49381 · #a0e481 · #81d2e4

Contrast

#c581e4 as textRatioAAAA largeAAAFix
Aaon white
2.75:1failfailfail
  • AA: use #aa46d8 as the text (4.59:1)
  • AAA: use #8826b5 as the text (7.02:1)
  • AA: or shift the background to #333333 (4.59:1)
  • AAA: or shift the background to #0d0d0d (7.07:1)
Aaon black
7.63:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #c581e4 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

#c581e4 reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #c581e4
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 #c581e4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/c581e4-ba9fc1-b6cb62-2d1f2c-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