Color

#229ed3

#229ed3
hex#229ed3
rgbrgb(34, 158, 211)
hslhsl(198, 72%, 48%)
oklchoklch(0.659 0.128 233)
Closest name: Blue Burst (#309cd0)Relative luminance 0.295

Colors that go with #229ed3

Charcoal, Amber and 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 →

#d35722

#22d3af · #2246d3

#d3229e · #9ed322

Split-complementary

Open in tool →

#d32246 · #d3af22

#af22d3 · #d35722 · #46d322

Contrast

#229ed3 as textRatioAAAA largeAAAFix
Aaon white
3.04:1failpassfail
  • AA: use #1b7da7 as the text (4.63:1)
  • AAA: use #155f7f as the text (7.06:1)
  • AA: or shift the background to #2b2b2b (4.65:1)
Aaon black
6.9:1passpassfail
  • AAA: use #23a1d7 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #229ed3 as the background.

Brands using this color

Fonts for this mood

#229ed3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #229ed3
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 #229ed3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/229ed3-9cb3c4-df4e69-1f232d-e9f1f0?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