Color

#3de675

#3de675
hex#3de675
rgbrgb(61, 230, 117)
hslhsl(140, 77%, 57%)
oklchoklch(0.816 0.206 149.6)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5887

Colors that go with #3de675

Deep Sky Blue, Taupe and Violet 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 →

#e63dad

#59e63d · #3de6ca

#753de6 · #e6753d

Split-complementary

Open in tool →

#ca3de6 · #e63d59

#3d59e6 · #e63dad · #e6ca3d

Contrast

#3de675 as textRatioAAAA largeAAAFix
Aaon white
1.64:1failfailfail
  • AA: use #128739 as the text (4.61:1)
  • AAA: use #0d632a as the text (7.41:1)
  • AA: or shift the background to #545454 (4.61:1)
  • AAA: or shift the background to #383838 (7.13:1)
Aaon black
12.77:1passpasspassPasses 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 #3de675 as the background.

Brands using this color

mcpConnect your agent — build around #3de675
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 #3de675 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3de675-a2beaf-c259d4-1f2d2a-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