Color

#3dbd88

#3dbd88
hex#3dbd88
rgbrgb(61, 189, 136)
hslhsl(155, 51%, 49%)
oklchoklch(0.715 0.136 161.7)
Closest name: Bleached Olive (#55bb88)Relative luminance 0.3916

Colors that go with #3dbd88

Charcoal, Hot Pink 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 →

#bd3d72

#3dbd48 · #3db2bd

#883dbd · #bd883d

Split-complementary

Open in tool →

#bd3db2 · #bd483d

#483dbd · #bd3d72 · #b2bd3d

Contrast

#3dbd88 as textRatioAAAA largeAAAFix
Aaon white
2.38:1failfailfail
  • AA: use #2a835e as the text (4.66:1)
  • AAA: use #206448 as the text (7.05:1)
  • AA: or shift the background to #3d3d3d (4.57:1)
  • AAA: or shift the background to #1c1c1c (7.17:1)
Aaon black
8.83:1passpasspassPasses 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 #3dbd88 as the background.

Brands using this color

mcpConnect your agent — build around #3dbd88
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 #3dbd88 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dbd88-a2beb6-d459c8-1f2d2d-e9f1ea?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