Color

#2245c3

#2245c3
hex#2245c3
rgbrgb(34, 69, 195)
hslhsl(227, 70%, 45%)
oklchoklch(0.454 0.2 266.1)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0854

Colors that go with #2245c3

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 →

#c3a022

#2296c3 · #5022c3

#c32245 · #45c322

Split-complementary

Open in tool →

#c35022 · #96c322

#c32296 · #c3a022 · #22c350

Contrast

#2245c3 as textRatioAAAA largeAAAFix
Aaon white
7.76:1passpasspassPasses AAA — no fix needed.
Aaon black
2.71:1failfailfail
  • AA: use #4d6de0 as the text (4.58:1)
  • AAA: use #7991e7 as the text (7.02:1)
  • AA: or shift the background to #c7c7c7 (4.59:1)
  • AAA: or shift the background to #f5f5f5 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2245c3 as the background.

Brands using this color

Fonts for this mood

#2245c3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2245c3
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 #2245c3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2245c3-9ca0c4-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