Color

#341b8d

#341b8d
hex#341b8d
rgbrgb(52, 27, 141)
hslhsl(253, 68%, 33%)
oklchoklch(0.345 0.172 282.6)
Closest name: Galactic Civilization (#442288)Relative luminance 0.0344

Colors that go with #341b8d

Denim, Blue 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 →

#758d1b

#1b3b8d · #6d1b8d

#8d341b · #1b8d34

Split-complementary

Open in tool →

#8d6d1b · #3b8d1b

#8d1b3b · #758d1b · #1b8d6d

Contrast

#341b8d as textRatioAAAA largeAAAFix
Aaon white
12.45:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #7c60e1 as the text (4.62:1)
  • AAA: use #9c87e8 as the text (7.04:1)
  • AA: or shift the background to #9c9c9c (4.53:1)
  • AAA: or shift the background to #c4c4c4 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #341b8d 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

#341b8d reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #341b8d
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 #341b8d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/341b8d-a99cc4-dfb84e-281f2d-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