Color

#3dfa5d

#3dfa5d
hex#3dfa5d
rgbrgb(61, 250, 93)
hslhsl(130, 95%, 61%)
oklchoklch(0.864 0.248 145.3)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7015

Colors that go with #3dfa5d

Violet, Hot Pink and Plum 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 →

#fa3ddb

#7cfa3d · #3dfabb

#5d3dfa · #fa5d3d

Split-complementary

Open in tool →

#bb3dfa · #fa3d7c

#3d7cfa · #fa3ddb · #fabb3d

Contrast

#3dfa5d as textRatioAAAA largeAAAFix
Aaon white
1.4:1failfailfail
  • AA: use #038619 as the text (4.74:1)
  • AAA: use #036814 as the text (7.01:1)
  • AA: or shift the background to #5e5e5e (4.64:1)
  • AAA: or shift the background to #424242 (7.19:1)
Aaon black
15.03:1passpasspassPasses 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 #3dfa5d 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 #3dfa5d
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 #3dfa5d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dfa5d-a2beaa-b14edf-1f2d28-ecf1e9?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