Color

#2d909f

#2d909f
hex#2d909f
rgbrgb(45, 144, 159)
hslhsl(188, 56%, 40%)
oklchoklch(0.604 0.091 209.6)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2301

Colors that go with #2d909f

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 #2d909f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9f3c2d

#2d9f75 · #2d579f

#9f2d90 · #909f2d

Split-complementary

Open in tool →

#9f2d57 · #9f752d

#752d9f · #9f3c2d · #579f2d

Contrast

#2d909f as textRatioAAAA largeAAAFix
Aaon white
3.75:1failpassfail
  • AA: use #28818f as the text (4.54:1)
  • AAA: use #1e616b as the text (7.05:1)
  • AA: or shift the background to #1c1c1c (4.55:1)
Aaon black
5.6:1passpassfail
  • AAA: use #34a5b7 as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d909f 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

#2d909f reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d909f
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 #2d909f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d909f-a2b7be-df4e81-1f252d-e9f1ee?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