Color

#2237bf

#2237bf
hex#2237bf
rgbrgb(34, 55, 191)
hslhsl(232, 70%, 44%)
oklchoklch(0.426 0.21 267.9)
Closest name: Denim (#2243b6)Relative luminance 0.0683

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bfaa22

#2285bf · #5b22bf

#bf2237 · #37bf22

Split-complementary

Open in tool →

#bf5b22 · #85bf22

#bf2285 · #bfaa22 · #22bf5b

Contrast

#2237bf as textRatioAAAA largeAAAFix
Aaon white
8.87:1passpasspassPasses AAA — no fix needed.
Aaon black
2.37:1failfailfail
  • AA: use #5a6ce2 as the text (4.68:1)
  • AAA: use #818fe9 as the text (7.04:1)
  • AA: or shift the background to #bababa (4.57:1)
  • AAA: or shift the background to #e6e6e6 (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 #2237bf 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

#2237bf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2237bf
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 #2237bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2237bf-9c9dc4-df864e-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