Color

#344cfe

#344cfe
hex#344cfe
rgbrgb(52, 76, 254)
hslhsl(233, 99%, 60%)
oklchoklch(0.529 0.26 268.5)
Closest name: C64 Blue (#003aff)Relative luminance 0.1305

Colors that go with #344cfe

Charcoal, Crimson and Sea Green 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 →

#fee634

#34b1fe · #8134fe

#fe344c · #4cfe34

Split-complementary

Open in tool →

#fe8134 · #b1fe34

#fe34b1 · #fee634 · #34fe81

Contrast

#344cfe as textRatioAAAA largeAAAFix
Aaon white
5.82:1passpassfail
  • AAA: use #1b35fe as the text (7.03:1)
Aaon black
3.61:1failpassfail
  • AA: use #5266fe as the text (4.69:1)
  • AAA: use #808ffe as the text (7.28:1)
  • AA: or shift the background to #e3e3e3 (4.53:1)

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

#344cfe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/344cfe-9c9cc4-df884e-241f2d-e9eef1?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