Color

#2648cf

#2648cf
hex#2648cf
rgbrgb(38, 72, 207)
hslhsl(228, 69%, 48%)
oklchoklch(0.472 0.211 266.6)
Closest name: Blurple (#5539cc)Relative luminance 0.0955

Colors that go with #2648cf

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 →

#cfad26

#269ccf · #5926cf

#cf2648 · #48cf26

Split-complementary

Open in tool →

#cf5926 · #9ccf26

#cf269c · #cfad26 · #26cf59

Contrast

#2648cf as textRatioAAAA largeAAAFix
Aaon white
7.22:1passpasspassPasses AAA — no fix needed.
Aaon black
2.91:1failfailfail
  • AA: use #536fdf as the text (4.71:1)
  • AAA: use #7e93e7 as the text (7.21:1)
  • AA: or shift the background to #cfcfcf (4.63:1)
  • AAA: or shift the background to #fcfcfc (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2648cf as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2648cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2648cf
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 #2648cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2648cf-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