Color

#18dc74

#18dc74
hex#18dc74
rgbrgb(24, 220, 116)
hslhsl(148, 80%, 48%)
oklchoklch(0.785 0.202 152)
Closest name: Green Priestess (#11dd55)Relative luminance 0.5264

Colors that go with #18dc74

Blue, Deep Sky Blue and Royal Blue 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 →

#dc1881

#1fdc18 · #18dcd6

#7418dc · #dc7418

Split-complementary

Open in tool →

#d618dc · #dc181f

#181fdc · #dc1881 · #dcd618

Contrast

#18dc74 as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #0f8546 as the text (4.7:1)
  • AAA: use #0b6535 as the text (7.17:1)
  • AA: or shift the background to #4d4d4d (4.64:1)
  • AAA: or shift the background to #303030 (7.25:1)
Aaon black
11.53:1passpasspassPasses 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 #18dc74 as the background.

Brands using this color

mcpConnect your agent — build around #18dc74
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 #18dc74 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18dc74-a2beb2-d259d4-1f2d2c-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