Color

#04ec59

#04ec59
hex#04ec59
rgbrgb(4, 236, 89)
hslhsl(142, 97%, 47%)
oklchoklch(0.822 0.243 147)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.6074

Colors that go with #04ec59

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 →

#ec0497

#23ec04 · #04eccd

#5904ec · #ec5904

Split-complementary

Open in tool →

#cd04ec · #ec0423

#0423ec · #ec0497 · #eccd04

Contrast

#04ec59 as textRatioAAAA largeAAAFix
Aaon white
1.6:1failfailfail
  • AA: use #028833 as the text (4.59:1)
  • AAA: use #026426 as the text (7.36:1)
  • AA: or shift the background to #575757 (4.52:1)
  • AAA: or shift the background to #3b3b3b (7.01:1)
Aaon black
13.15:1passpasspassPasses 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 #04ec59 as the background.

Brands using this color

mcpConnect your agent — build around #04ec59
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 #04ec59 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/04ec59-a2beaf-c659d4-1f2d2a-eaf1e9?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