Color

#729ea1

#729ea1
hex#729ea1
rgbrgb(114, 158, 161)
hslhsl(184, 20%, 54%)
oklchoklch(0.669 0.048 201.4)
Closest name: cadetblue (#5f9ea0)Relative luminance 0.306

Colors that go with #729ea1

Charcoal, Terracotta and Blush Pink 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 #729ea1

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a17572

#72a18d · #7287a1

#a1729e · #9ea172

Split-complementary

Open in tool →

#a17287 · #a18d72

#8d72a1 · #a17572 · #87a172

Contrast

#729ea1 as textRatioAAAA largeAAAFix
Aaon white
2.95:1failfailfail
  • AA: use #547b7d as the text (4.66:1)
  • AAA: use #3f5d5f as the text (7.14:1)
  • AA: or shift the background to #2e2e2e (4.6:1)
  • AAA: or shift the background to #000000 (7.12:1)
Aaon black
7.12:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #729ea1 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #729ea1
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 #729ea1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/729ea1-a2b9be-df4e8a-1f262d-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