Color

#3b248a

#3b248a
hex#3b248a
rgbrgb(59, 36, 138)
hslhsl(254, 59%, 34%)
oklchoklch(0.36 0.158 285.6)
Closest name: Galactic Civilization (#442288)Relative luminance 0.0403

Colors that go with #3b248a

Charcoal, Denim and 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 →

#728a24

#243f8a · #6f248a

#8a3b24 · #248a3b

Split-complementary

Open in tool →

#8a6f24 · #3f8a24

#8a243f · #728a24 · #248a6f

Contrast

#3b248a as textRatioAAAA largeAAAFix
Aaon white
11.63:1passpasspassPasses AAA — no fix needed.
Aaon black
1.81:1failfailfail
  • AA: use #7c61d6 as the text (4.54:1)
  • AAA: use #9e89e1 as the text (7.12:1)
  • AA: or shift the background to #a1a1a1 (4.5:1)
  • AAA: or shift the background to #c9c9c9 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3b248a 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

#3b248a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3b248a
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 #3b248a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3b248a-aa9cc4-dfbb4e-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