Color

#18dc77

#18dc77
hex#18dc77
rgbrgb(24, 220, 119)
hslhsl(149, 80%, 48%)
oklchoklch(0.786 0.2 152.7)
Closest name: Envy’s Love (#2dd78d)Relative luminance 0.5271

Colors that go with #18dc77

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 →

#dc187e

#1cdc18 · #18dcd9

#7718dc · #dc7718

Split-complementary

Open in tool →

#d918dc · #dc181c

#181cdc · #dc187e · #dcd918

Contrast

#18dc77 as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #0f8548 as the text (4.7:1)
  • AAA: use #0b6537 as the text (7.17:1)
  • AA: or shift the background to #4f4f4f (4.5:1)
  • AAA: or shift the background to #303030 (7.25:1)
Aaon black
11.54:1passpasspassPasses 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 #18dc77 as the background.

Brands using this color

mcpConnect your agent — build around #18dc77
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 #18dc77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18dc77-a2beb3-d459d4-1f2d2c-e9f1e9?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