Color

#3be351

#3be351
hex#3be351
rgbrgb(59, 227, 81)
hslhsl(128, 75%, 56%)
oklchoklch(0.803 0.231 144.8)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5646

Colors that go with #3be351

Taupe, Violet and Hot Pink 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 →

#e33bcd

#78e33b · #3be3a5

#513be3 · #e3513b

Split-complementary

Open in tool →

#a53be3 · #e33b78

#3b78e3 · #e33bcd · #e3a53b

Contrast

#3be351 as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #138622 as the text (4.71:1)
  • AAA: use #0f671a as the text (7.06:1)
  • AA: or shift the background to #525252 (4.57:1)
  • AAA: or shift the background to #363636 (7.07:1)
Aaon black
12.29:1passpasspassPasses 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 #3be351 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 #3be351
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 #3be351 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3be351-a2bea9-ac4edf-1f2d27-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