Color

#2d9db4

#2d9db4
hex#2d9db4
rgbrgb(45, 157, 180)
hslhsl(190, 60%, 44%)
oklchoklch(0.645 0.102 214.8)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2797

Colors that go with #2d9db4

Charcoal, Orange Red and Cobalt Blue 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 #2d9db4

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b4432d

#2db487 · #2d5ab4

#b42d9d · #9db42d

Split-complementary

Open in tool →

#b42d5a · #b4872d

#872db4 · #b4432d · #5ab42d

Contrast

#2d9db4 as textRatioAAAA largeAAAFix
Aaon white
3.18:1failpassfail
  • AA: use #258193 as the text (4.53:1)
  • AAA: use #1c606e as the text (7.12:1)
  • AA: or shift the background to #292929 (4.57:1)
Aaon black
6.59:1passpassfail
  • AAA: use #2fa4bc as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d9db4 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

#2d9db4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d9db4
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 #2d9db4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d9db4-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