Color

#343286

#343286
hex#343286
rgbrgb(52, 50, 134)
hslhsl(241, 46%, 36%)
oklchoklch(0.373 0.136 278.5)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0473

Colors that go with #343286

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 →

#858632

#325a86 · #5d3286

#863332 · #328633

Split-complementary

Open in tool →

#865d32 · #5a8632

#86325a · #858632 · #32865d

Contrast

#343286 as textRatioAAAA largeAAAFix
Aaon white
10.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #6c6ac8 as the text (4.53:1)
  • AAA: use #908fd6 as the text (7.09:1)
  • AA: or shift the background to #a8a8a8 (4.54:1)
  • AAA: or shift the background to #d1d1d1 (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 #343286 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

#343286 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #343286
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 #343286 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/343286-a19cc4-df9b4e-261f2d-e9edf1?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