Color

#2d727c

#2d727c
hex#2d727c
rgbrgb(45, 114, 124)
hslhsl(188, 47%, 33%)
oklchoklch(0.513 0.07 208.3)
Closest name: Calypso (#3d7188)Relative luminance 0.1405

Colors that go with #2d727c

Charcoal, Rust 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 #2d727c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7c372d

#2d7c5f · #2d4a7c

#7c2d71 · #717c2d

Split-complementary

Open in tool →

#7c2d4a · #7c5f2d

#5f2d7c · #7c372d · #4a7c2d

Contrast

#2d727c as textRatioAAAA largeAAAFix
Aaon white
5.51:1passpassfail
  • AAA: use #266069 as the text (7.1:1)
Aaon black
3.81:1failpassfail
  • AA: use #327f8b as the text (4.54:1)
  • AAA: use #41a5b4 as the text (7.27:1)
  • AA: or shift the background to #ebebeb (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 #2d727c 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

#2d727c reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d727c
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 #2d727c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d727c-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