Color

#3a2b82

#3a2b82
hex#3a2b82
rgbrgb(58, 43, 130)
hslhsl(250, 50%, 34%)
oklchoklch(0.362 0.139 284.9)
Closest name: Galactic Civilization (#442288)Relative luminance 0.0424

Colors that go with #3a2b82

Charcoal, Steel Blue 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 →

#74822b

#2b4882 · #652b82

#823a2b · #2b823a

Split-complementary

Open in tool →

#82652b · #48822b

#822b48 · #74822b · #2b8265

Contrast

#3a2b82 as textRatioAAAA largeAAAFix
Aaon white
11.36:1passpasspassPasses AAA — no fix needed.
Aaon black
1.85:1failfailfail
  • AA: use #7766cc as the text (4.56:1)
  • AAA: use #998cd9 as the text (7.11:1)
  • AA: or shift the background to #a3a3a3 (4.51:1)
  • AAA: or shift the background to #cccccc (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a2b82 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

#3a2b82 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a2b82
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 #3a2b82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a2b82-a79cc4-dfb14e-281f2d-e9ecf1?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