Color

#342d86

#342d86
hex#342d86
rgbrgb(52, 45, 134)
hslhsl(245, 50%, 35%)
oklchoklch(0.364 0.143 280.1)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0433

Colors that go with #342d86

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 →

#7e862d

#2d5286 · #612d86

#86342d · #2d8634

Split-complementary

Open in tool →

#86612d · #52862d

#862d52 · #7e862d · #2d8661

Contrast

#342d86 as textRatioAAAA largeAAAFix
Aaon white
11.26:1passpasspassPasses AAA — no fix needed.
Aaon black
1.87:1failfailfail
  • AA: use #726acd as the text (4.66:1)
  • AAA: use #9690da as the text (7.3:1)
  • AA: or shift the background to #a6a6a6 (4.62:1)
  • AAA: or shift the background to #cccccc (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #342d86 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

#342d86 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #342d86
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 #342d86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/342d86-a49cc4-dfa54e-261f2d-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