Color

#a600ff

#a600ff
hex#a600ff
rgbrgb(166, 0, 255)
hslhsl(279, 100%, 50%)
oklchoklch(0.576 0.298 305.8)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1533

Tints & shades

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

Harmonies

Complementary

Open in tool →

#59ff00

#2600ff · #ff00d9

#ffa600 · #00ffa6

Split-complementary

Open in tool →

#d9ff00 · #00ff26

#ff2600 · #59ff00 · #00d9ff

Contrast

#a600ff as textRatioAAAA largeAAAFix
Aaon white
5.17:1passpassfail
  • AAA: use #8800d1 as the text (7.08:1)
Aaon black
4.07:1failpassfail
  • AA: use #b224ff as the text (4.59:1)
  • AAA: use #cb6bff as the text (7.09:1)
  • AA: or shift the background to #f0f0f0 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a600ff 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

#a600ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a600ff
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 #a600ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a600ff-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