Color

#4db39e

#4db39e
hex#4db39e
rgbrgb(77, 179, 158)
hslhsl(168, 40%, 50%)
oklchoklch(0.701 0.1 177.5)
Closest name: Ambrosial Oceanside (#47ae9c)Relative luminance 0.3629

Colors that go with #4db39e

Charcoal, Cornflower Blue and Dark Olive Green 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 →

#b34d61

#4db36b · #4d94b3

#9e4db3 · #b39e4d

Split-complementary

Open in tool →

#b34d94 · #b36b4d

#6b4db3 · #b34d61 · #94b34d

Contrast

#4db39e as textRatioAAAA largeAAAFix
Aaon white
2.54:1failfailfail
  • AA: use #378172 as the text (4.62:1)
  • AAA: use #296055 as the text (7.24:1)
  • AA: or shift the background to #383838 (4.61:1)
  • AAA: or shift the background to #171717 (7.05:1)
Aaon black
8.26:1passpasspassPasses 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 #4db39e 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 #4db39e
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 #4db39e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4db39e-a2bebc-d459ad-1f2a2d-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