Color

#390fae

#390fae
hex#390fae
rgbrgb(57, 15, 174)
hslhsl(256, 84%, 37%)
oklchoklch(0.376 0.216 280.2)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0427

Colors that go with #390fae

Blue, Crimson 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 →

#83ae0f

#0f34ae · #890fae

#ae390f · #0fae39

Split-complementary

Open in tool →

#ae890f · #34ae0f

#ae0f34 · #83ae0f · #0fae89

Contrast

#390fae as textRatioAAAA largeAAAFix
Aaon white
11.33:1passpasspassPasses AAA — no fix needed.
Aaon black
1.85:1failfailfail
  • AA: use #835bf1 as the text (4.73:1)
  • AAA: use #a385f4 as the text (7.22:1)
  • AA: or shift the background to #a6a6a6 (4.65:1)
  • AAA: or shift the background to #cccccc (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #390fae 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

#390fae reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #390fae
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 #390fae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/390fae-ab9cc4-dfbf4e-291f2d-e9ebf1?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