Color

#18f2d4

#18f2d4
hex#18f2d4
rgbrgb(24, 242, 212)
hslhsl(172, 89%, 52%)
oklchoklch(0.862 0.155 179.3)
Closest name: Frozen Boubble (#00eedd)Relative luminance 0.6845

Colors that go with #18f2d4

Charcoal, Deep Sky Blue and Taupe 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 →

#f21835

#18f268 · #18a2f2

#d418f2 · #f2d418

Split-complementary

Open in tool →

#f218a2 · #f26818

#6818f2 · #f21835 · #a2f218

Contrast

#18f2d4 as textRatioAAAA largeAAAFix
Aaon white
1.43:1failfailfail
  • AA: use #088272 as the text (4.72:1)
  • AAA: use #066054 as the text (7.48:1)
  • AA: or shift the background to #5e5e5e (4.54:1)
  • AAA: or shift the background to #424242 (7.03:1)
Aaon black
14.69:1passpasspassPasses 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 #18f2d4 as the background.

Brands using this color

mcpConnect your agent — build around #18f2d4
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 #18f2d4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18f2d4-a2bebe-d459a5-1f292d-e9f1ec?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