Color

#2b9fb6

#2b9fb6
hex#2b9fb6
rgbrgb(43, 159, 182)
hslhsl(190, 62%, 44%)
oklchoklch(0.65 0.104 214.4)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2869

Colors that go with #2b9fb6

Charcoal, Orange Red 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.

Real palettes that use #2b9fb6

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b6422b

#2bb687 · #2b59b6

#b62b9f · #9fb62b

Split-complementary

Open in tool →

#b62b59 · #b6872b

#872bb6 · #b6422b · #59b62b

Contrast

#2b9fb6 as textRatioAAAA largeAAAFix
Aaon white
3.12:1failpassfail
  • AA: use #227e91 as the text (4.71:1)
  • AAA: use #1a6170 as the text (7.03:1)
  • AA: or shift the background to #2b2b2b (4.54:1)
Aaon black
6.74:1passpassfail
  • AAA: use #2da6be as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b9fb6 as the background.

Brands using this color

Fonts for this mood

#2b9fb6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b9fb6
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 #2b9fb6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b9fb6-a2b6be-df4e7c-1f252d-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