Color

#4d9990

#4d9990
hex#4d9990
rgbrgb(77, 153, 144)
hslhsl(173, 33%, 45%)
oklchoklch(0.632 0.077 185.4)
Closest name: Baltic (#279d9f)Relative luminance 0.2637

Colors that go with #4d9990

Charcoal, Copper 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 #4d9990

Tints & shades

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

Harmonies

Complementary

Open in tool →

#994d56

#4d996a · #4d7c99

#904d99 · #99904d

Split-complementary

Open in tool →

#994d7c · #996a4d

#6a4d99 · #994d56 · #7c994d

Contrast

#4d9990 as textRatioAAAA largeAAAFix
Aaon white
3.35:1failpassfail
  • AA: use #418179 as the text (4.52:1)
  • AAA: use #305f59 as the text (7.22:1)
  • AA: or shift the background to #262626 (4.52:1)
Aaon black
6.27:1passpassfail
  • AAA: use #52a399 as the text (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d9990 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 #4d9990
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 #4d9990 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d9990-a2bebe-d459a3-1f292d-e9f1ec?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