Color

#903cf6

#903cf6
hex#903cf6
rgbrgb(144, 60, 246)
hslhsl(267, 91%, 60%)
oklchoklch(0.572 0.255 298.2)
Closest name: blueviolet (#8a2be2)Relative luminance 0.1581

Colors that go with #903cf6

Royal Blue, Olive Green and Charcoal 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 →

#a2f63c

#3c45f6 · #ed3cf6

#f6903c · #3cf690

Split-complementary

Open in tool →

#f6ed3c · #45f63c

#f63c45 · #a2f63c · #3cf6ed

Contrast

#903cf6 as textRatioAAAA largeAAAFix
Aaon white
5.04:1passpassfail
  • AAA: use #6f0bea as the text (7.21:1)
Aaon black
4.16:1failpassfail
  • AA: use #984bf7 as the text (4.68:1)
  • AAA: use #b47bf9 as the text (7.14:1)
  • AA: or shift the background to #f2f2f2 (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 #903cf6 as the background.

Brands using this color

Fonts for this mood

#903cf6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #903cf6
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 #903cf6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/903cf6-b39cc4-dfda4e-2c1f2d-e9eaf1?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