Color

#2549da

#2549da
hex#2549da
rgbrgb(37, 73, 218)
hslhsl(228, 71%, 50%)
oklchoklch(0.484 0.224 266.3)
Closest name: C64 Blue (#003aff)Relative luminance 0.1022

Colors that go with #2549da

Charcoal, Sea Green and Amber 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 #2549da

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dab625

#25a4da · #5b25da

#da2549 · #49da25

Split-complementary

Open in tool →

#da5b25 · #a4da25

#da25a4 · #dab625 · #25da5b

Contrast

#2549da as textRatioAAAA largeAAAFix
Aaon white
6.9:1passpassfail
  • AAA: use #2448d6 as the text (7.06:1)
Aaon black
3.04:1failpassfail
  • AA: use #516ee1 as the text (4.67:1)
  • AAA: use #7c92e9 as the text (7.15:1)
  • AA: or shift the background to #d1d1d1 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2549da as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2549da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2549da
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 #2549da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2549da-9c9fc4-df7c4e-231f2d-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