Color

#4d6d89

#4d6d89
hex#4d6d89
rgbrgb(77, 109, 137)
hslhsl(208, 28%, 42%)
oklchoklch(0.521 0.058 245.6)
Closest name: Calypso (#3d7188)Relative luminance 0.1432

Colors that go with #4d6d89

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#89694d

#4d8987 · #4d4f89

#894d6d · #6d894d

Split-complementary

Open in tool →

#894d4f · #89874d

#874d89 · #89694d · #4f894d

Contrast

#4d6d89 as textRatioAAAA largeAAAFix
Aaon white
5.43:1passpassfail
  • AAA: use #405b72 as the text (7.1:1)
Aaon black
3.86:1failpassfail
  • AA: use #567a99 as the text (4.64:1)
  • AAA: use #7c9bb6 as the text (7.22:1)
  • AA: or shift the background to #ebebeb (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d6d89 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 #4d6d89
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 #4d6d89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d6d89-9cadc4-df4e51-1f212d-e9f1f1?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