Color

#a110ea

#a110ea
hex#a110ea
rgbrgb(161, 16, 234)
hslhsl(280, 87%, 49%)
oklchoklch(0.555 0.277 308.5)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1389

Tints & shades

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

Harmonies

Complementary

Open in tool →

#59ea10

#3410ea · #ea10c5

#eaa110 · #10eaa1

Split-complementary

Open in tool →

#c5ea10 · #10ea34

#ea3410 · #59ea10 · #10c5ea

Contrast

#a110ea as textRatioAAAA largeAAAFix
Aaon white
5.56:1passpassfail
  • AAA: use #8a0ec8 as the text (7.05:1)
Aaon black
3.78:1failpassfail
  • AA: use #b132f1 as the text (4.6:1)
  • AAA: use #c970f5 as the text (7.12:1)
  • AA: or shift the background to #e8e8e8 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a110ea 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

#a110ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a110ea
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 #a110ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a110ea-b99fc1-b8cb62-2d1f2c-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