Color

#2b85ab

#2b85ab
hex#2b85ab
rgbrgb(43, 133, 171)
hslhsl(198, 60%, 42%)
oklchoklch(0.581 0.101 230.5)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.2023

Colors that go with #2b85ab

Charcoal, Copper and Crimson 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.

Real palettes that use #2b85ab

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab512b

#2bab92 · #2b45ab

#ab2b85 · #85ab2b

Split-complementary

Open in tool →

#ab2b45 · #ab922b

#922bab · #ab512b · #45ab2b

Contrast

#2b85ab as textRatioAAAA largeAAAFix
Aaon white
4.16:1failpassfail
  • AA: use #297ea3 as the text (4.56:1)
  • AAA: use #1f5f7a as the text (7.06:1)
  • AA: or shift the background to #121212 (4.5:1)
Aaon black
5.05:1passpassfail
  • AAA: use #37a0cd as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b85ab as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2b85ab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b85ab
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 #2b85ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b85ab-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