Color

#4c707b

#4c707b
hex#4c707b
rgbrgb(76, 112, 123)
hslhsl(194, 24%, 39%)
oklchoklch(0.522 0.044 218.9)
Closest name: Calypso (#3d7188)Relative luminance 0.1455

Colors that go with #4c707b

Charcoal, Sienna 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 #4c707b

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7b574c

#4c7b6f · #4c587b

#7b4c70 · #707b4c

Split-complementary

Open in tool →

#7b4c58 · #7b6f4c

#6f4c7b · #7b574c · #587b4c

Contrast

#4c707b as textRatioAAAA largeAAAFix
Aaon white
5.37:1passpassfail
  • AAA: use #3e5c65 as the text (7.18:1)
Aaon black
3.91:1failpassfail
  • AA: use #537c88 as the text (4.61:1)
  • AAA: use #749daa as the text (7.15:1)
  • AA: or shift the background to #ebebeb (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c707b 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 #4c707b
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 #4c707b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c707b-9cb6c4-df4e72-1f242d-e9f1ef?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