Color

#3be858

#3be858
hex#3be858
rgbrgb(59, 232, 88)
hslhsl(130, 79%, 57%)
oklchoklch(0.817 0.232 145.4)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5935

Colors that go with #3be858

Taupe, Violet 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 →

#e83bcb

#74e83b · #3be8ae

#583be8 · #e8583b

Split-complementary

Open in tool →

#ae3be8 · #e83b74

#3b74e8 · #e83bcb · #e8ae3b

Contrast

#3be858 as textRatioAAAA largeAAAFix
Aaon white
1.63:1failfailfail
  • AA: use #108924 as the text (4.54:1)
  • AAA: use #0c641b as the text (7.36:1)
  • AA: or shift the background to #545454 (4.64:1)
  • AAA: or shift the background to #383838 (7.19:1)
Aaon black
12.87:1passpasspassPasses 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 #3be858 as the background.

Brands using this color

mcpConnect your agent — build around #3be858
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 #3be858 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3be858-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