Color

#2243fc

#2243fc
hex#2243fc
rgbrgb(34, 67, 252)
hslhsl(231, 97%, 56%)
oklchoklch(0.508 0.27 266.4)
Closest name: C64 Blue (#003aff)Relative luminance 0.1138

Colors that go with #2243fc

Charcoal, Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fcdb22

#22affc · #6e22fc

#fc2243 · #43fc22

Split-complementary

Open in tool →

#fc6e22 · #affc22

#fc22af · #fcdb22 · #22fc6e

Contrast

#2243fc as textRatioAAAA largeAAAFix
Aaon white
6.41:1passpassfail
  • AAA: use #1336fb as the text (7.12:1)
Aaon black
3.28:1failpassfail
  • AA: use #4a65fc as the text (4.56:1)
  • AAA: use #7c90fd as the text (7.26:1)
  • AA: or shift the background to #d9d9d9 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2243fc as the background.

Brands using this color

Fonts for this mood

#2243fc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2243fc
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 #2243fc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2243fc-9c9ec4-df834e-231f2d-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