Color

#223bf1

#223bf1
hex#223bf1
rgbrgb(34, 59, 241)
hslhsl(233, 88%, 54%)
oklchoklch(0.485 0.265 266.9)
Closest name: C64 Blue (#003aff)Relative luminance 0.0982

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f1d922

#22a2f1 · #7222f1

#f1223b · #3bf122

Split-complementary

Open in tool →

#f17222 · #a2f122

#f122a2 · #f1d922 · #22f172

Contrast

#223bf1 as textRatioAAAA largeAAAFix
Aaon white
7.09:1passpasspassPasses AAA — no fix needed.
Aaon black
2.96:1failfailfail
  • AA: use #5265f4 as the text (4.53:1)
  • AAA: use #8290f7 as the text (7.28:1)
  • AA: or shift the background to #cfcfcf (4.55:1)
  • AAA: or shift the background to #ffffff (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #223bf1 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#223bf1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #223bf1
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #223bf1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/223bf1-9c9cc4-df884e-241f2d-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