Color

#3445da

#3445da
hex#3445da
rgbrgb(52, 69, 218)
hslhsl(234, 69%, 53%)
oklchoklch(0.483 0.224 270)
Closest name: Blurple (#5539cc)Relative luminance 0.1005

Colors that go with #3445da

Slate Gray, Olive Green 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.

Real palettes that use #3445da

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#dac934

#3498da · #7734da

#da3445 · #45da34

Split-complementary

Open in tool →

#da7734 · #98da34

#da3498 · #dac934 · #34da77

Contrast

#3445da as textRatioAAAA largeAAAFix
Aaon white
6.98:1passpassfail
  • AAA: use #3041d9 as the text (7.28:1)
Aaon black
3.01:1failpassfail
  • AA: use #5b69e1 as the text (4.55:1)
  • AAA: use #8690e9 as the text (7.18:1)
  • AA: or shift the background to #d1d1d1 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3445da 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

#3445da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3445da
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 #3445da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3445da-9d9cc4-df8a4e-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