Color

#900fc7

#900fc7
hex#900fc7
rgbrgb(144, 15, 199)
hslhsl(282, 86%, 42%)
oklchoklch(0.503 0.246 311.2)
Closest name: darkviolet (#9400d3)Relative luminance 0.1039

Colors that go with #900fc7

Forest Green, 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.

Real palettes that use #900fc7

Tints & shades

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

Harmonies

Complementary

Open in tool →

#46c70f

#340fc7 · #c70fa2

#c7900f · #0fc790

Split-complementary

Open in tool →

#a2c70f · #0fc734

#c7340f · #46c70f · #0fa2c7

Contrast

#900fc7 as textRatioAAAA largeAAAFix
Aaon white
6.82:1passpassfail
  • AAA: use #8d0fc2 as the text (7.05:1)
Aaon black
3.08:1failpassfail
  • AA: use #b42aef as the text (4.52:1)
  • AAA: use #cd71f4 as the text (7.26:1)
  • AA: or shift the background to #d4d4d4 (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 #900fc7 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

#900fc7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #900fc7
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 #900fc7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/900fc7-ba9fc1-b4cb62-2d1f2b-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