Color

#8a12f3

#8a12f3
hex#8a12f3
rgbrgb(138, 18, 243)
hslhsl(272, 90%, 51%)
oklchoklch(0.535 0.279 299.1)
Closest name: Cosmic Heart (#9601f4)Relative luminance 0.1231

Colors that go with #8a12f3

Olive Green, Medium Slate Blue and Teal 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 →

#7bf312

#1912f3 · #f312eb

#f38a12 · #12f38a

Split-complementary

Open in tool →

#ebf312 · #12f319

#f31912 · #7bf312 · #12ebf3

Contrast

#8a12f3 as textRatioAAAA largeAAAFix
Aaon white
6.07:1passpassfail
  • AAA: use #7c0cdf as the text (7.06:1)
Aaon black
3.46:1failpassfail
  • AA: use #a242f5 as the text (4.63:1)
  • AAA: use #bc77f8 as the text (7.13:1)
  • AA: or shift the background to #dedede (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #8a12f3 as the background.

Brands using this color

Fonts for this mood

#8a12f3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #8a12f3
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 #8a12f3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8a12f3-b69cc4-c5cb62-2d1f2d-eae9f1?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