Color

#360b6a

#360b6a
hex#360b6a
rgbrgb(54, 11, 106)
hslhsl(267, 81%, 23%)
oklchoklch(0.293 0.146 296)
Closest name: Galactic Federation (#330077)Relative luminance 0.0206

Colors that go with #360b6a

Charcoal, Royal Blue and Cobalt Blue 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 →

#3f6a0b

#0b106a · #650b6a

#6a360b · #0b6a36

Split-complementary

Open in tool →

#6a650b · #106a0b

#6a0b10 · #3f6a0b · #0b6a65

Contrast

#360b6a as textRatioAAAA largeAAAFix
Aaon white
14.86:1passpasspassPasses AAA — no fix needed.
Aaon black
1.41:1failfailfail
  • AA: use #9650ed as the text (4.67:1)
  • AAA: use #b27ef1 as the text (7.15:1)
  • AA: or shift the background to #8f8f8f (4.6:1)
  • AAA: or shift the background to #b3b3b3 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #360b6a as the background.

Brands using this color

Fonts for this mood

#360b6a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #360b6a
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 #360b6a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/360b6a-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