Color

#344fb2

#344fb2
hex#344fb2
rgbrgb(52, 79, 178)
hslhsl(227, 55%, 45%)
oklchoklch(0.466 0.161 268)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0954

Colors that go with #344fb2

Charcoal, Sea Green and Steel 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 →

#b29734

#348eb2 · #5734b2

#b2344f · #4fb234

Split-complementary

Open in tool →

#b25734 · #8eb234

#b2348e · #b29734 · #34b257

Contrast

#344fb2 as textRatioAAAA largeAAAFix
Aaon white
7.22:1passpasspassPasses AAA — no fix needed.
Aaon black
2.91:1failfailfail
  • AA: use #556fce as the text (4.55:1)
  • AAA: use #8194da as the text (7.18:1)
  • AA: or shift the background to #cfcfcf (4.64:1)
  • AAA: or shift the background to #fcfcfc (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #344fb2 as the background.

Brands using this color

Fonts for this mood

#344fb2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #344fb2
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 #344fb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/344fb2-9ca0c4-df7a4e-221f2d-e9eff1?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