Color

#2c729b

#2c729b
hex#2c729b
rgbrgb(44, 114, 155)
hslhsl(202, 56%, 39%)
oklchoklch(0.527 0.095 238.2)
Closest name: Harbour Blue (#417491)Relative luminance 0.1494

Colors that go with #2c729b

Charcoal, Royal Blue 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 #2c729b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9b552c

#2c9b8c · #2c3b9b

#9b2c72 · #729b2c

Split-complementary

Open in tool →

#9b2c3b · #9b8c2c

#8c2c9b · #9b552c · #3b9b2c

Contrast

#2c729b as textRatioAAAA largeAAAFix
Aaon white
5.27:1passpassfail
  • AAA: use #245e7f as the text (7.04:1)
Aaon black
3.99:1failpassfail
  • AA: use #2f7ba7 as the text (4.51:1)
  • AAA: use #4c9dcd as the text (7.01:1)
  • AA: or shift the background to #f0f0f0 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2c729b 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

#2c729b reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2c729b
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 #2c729b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2c729b-9cb1c4-df4e5f-1f222d-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