Color

#47737b

#47737b
hex#47737b
rgbrgb(71, 115, 123)
hslhsl(189, 27%, 38%)
oklchoklch(0.527 0.05 210.3)
Closest name: Calypso (#3d7188)Relative luminance 0.1503

Colors that go with #47737b

Charcoal, Sienna and Champagne 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7b4f47

#477b69 · #47597b

#7b4773 · #737b47

Split-complementary

Open in tool →

#7b4759 · #7b6947

#69477b · #7b4f47 · #597b47

Contrast

#47737b as textRatioAAAA largeAAAFix
Aaon white
5.24:1passpassfail
  • AAA: use #3a5e64 as the text (7.08:1)
Aaon black
4.01:1failpassfail
  • AA: use #4c7c85 as the text (4.53:1)
  • AAA: use #679ea8 as the text (7.03:1)
  • AA: or shift the background to #f0f0f0 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #47737b 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 #47737b
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 #47737b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/47737b-a2b7be-df4e7e-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