Color

#2b89ab

#2b89ab
hex#2b89ab
rgbrgb(43, 137, 171)
hslhsl(196, 60%, 42%)
oklchoklch(0.591 0.099 226.7)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.2135

Colors that go with #2b89ab

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 #2b89ab

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ab4d2b

#2bab8d · #2b49ab

#ab2b89 · #89ab2b

Split-complementary

Open in tool →

#ab2b49 · #ab8d2b

#8d2bab · #ab4d2b · #49ab2b

Contrast

#2b89ab as textRatioAAAA largeAAAFix
Aaon white
3.99:1failpassfail
  • AA: use #287f9f as the text (4.54:1)
  • AAA: use #1e5f76 as the text (7.11:1)
  • AA: or shift the background to #141414 (4.62:1)
Aaon black
5.27:1passpassfail
  • AAA: use #33a3cc as the text (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b89ab as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#2b89ab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b89ab
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 #2b89ab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b89ab-9cb5c4-df4e6e-1f232d-e9f1ef?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