Color

#3dd669

#3dd669
hex#3dd669
rgbrgb(61, 214, 105)
hslhsl(137, 65%, 54%)
oklchoklch(0.773 0.197 148.6)
Closest name: Green Priestess (#11dd55)Relative luminance 0.5011

Colors that go with #3dd669

Violet, Hot Pink and Charcoal 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 →

#d63dab

#5ed63d · #3dd6b5

#693dd6 · #d6693d

Split-complementary

Open in tool →

#b53dd6 · #d63d5e

#3d5ed6 · #d63dab · #d6b53d

Contrast

#3dd669 as textRatioAAAA largeAAAFix
Aaon white
1.91:1failfailfail
  • AA: use #1d873b as the text (4.58:1)
  • AAA: use #15652c as the text (7.17:1)
  • AA: or shift the background to #4a4a4a (4.65:1)
  • AAA: or shift the background to #2e2e2e (7.13:1)
Aaon black
11.02:1passpasspassPasses 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 #3dd669 as the background.

Brands using this color

mcpConnect your agent — build around #3dd669
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 #3dd669 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dd669-a2bead-bb59d4-1f2d29-ebf1e9?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