Color

#ab12f3

#ab12f3
hex#ab12f3
rgbrgb(171, 18, 243)
hslhsl(281, 90%, 51%)
oklchoklch(0.577 0.285 309.5)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1556

Colors that go with #ab12f3

Olive Drab, Charcoal and Denim 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 →

#59f312

#3b12f3 · #f312c9

#f3ab12 · #12f3ab

Split-complementary

Open in tool →

#c9f312 · #12f33b

#f33b12 · #59f312 · #12c9f3

Contrast

#ab12f3 as textRatioAAAA largeAAAFix
Aaon white
5.11:1passpassfail
  • AAA: use #8b0ac7 as the text (7.08:1)
Aaon black
4.11:1failpassfail
  • AA: use #b42af4 as the text (4.58:1)
  • AAA: use #cc6ef7 as the text (7.14:1)
  • AA: or shift the background to #f2f2f2 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ab12f3 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

#ab12f3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ab12f3
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 #ab12f3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ab12f3-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