Color

#236aa9

#236aa9
hex#236aa9
rgbrgb(35, 106, 169)
hslhsl(208, 66%, 40%)
oklchoklch(0.513 0.122 249.4)
Closest name: Brilliant Blue (#0075b3)Relative luminance 0.1353

Colors that go with #236aa9

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 →

#a96223

#23a9a5 · #2327a9

#a9236a · #6aa923

Split-complementary

Open in tool →

#a92327 · #a9a523

#a523a9 · #a96223 · #27a923

Contrast

#236aa9 as textRatioAAAA largeAAAFix
Aaon white
5.67:1passpassfail
  • AAA: use #1d5b90 as the text (7.12:1)
Aaon black
3.71:1failpassfail
  • AA: use #2778be as the text (4.52:1)
  • AAA: use #519bdb as the text (7.06:1)
  • AA: or shift the background to #e6e6e6 (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 #236aa9 as the background.

Brands using this color

Fonts for this mood

#236aa9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #236aa9
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 #236aa9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/236aa9-9cadc4-df4e51-1f212d-e9f1f1?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