Color

#a111ee

#a111ee
hex#a111ee
rgbrgb(161, 17, 238)
hslhsl(279, 87%, 50%)
oklchoklch(0.559 0.28 307.6)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1415

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5eee11

#3211ee · #ee11cd

#eea111 · #11eea1

Split-complementary

Open in tool →

#cdee11 · #11ee32

#ee3211 · #5eee11 · #11cdee

Contrast

#a111ee as textRatioAAAA largeAAAFix
Aaon white
5.48:1passpassfail
  • AAA: use #870ec8 as the text (7.17:1)
Aaon black
3.83:1failpassfail
  • AA: use #ae32f1 as the text (4.53:1)
  • AAA: use #c670f5 as the text (7.04:1)
  • AA: or shift the background to #ebebeb (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a111ee 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

#a111ee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a111ee
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 #a111ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a111ee-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