Color

#40f2f2

#40f2f2
hex#40f2f2
rgbrgb(64, 242, 242)
hslhsl(180, 87%, 60%)
oklchoklch(0.876 0.137 194.9)
Closest name: Aqua (#0ff0fe)Relative luminance 0.7101

Colors that go with #40f2f2

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.

Real palettes that use #40f2f2

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#f24040

#40f299 · #4099f2

#f240f2 · #f2f240

Split-complementary

Open in tool →

#f24099 · #f29940

#9940f2 · #f24040 · #99f240

Contrast

#40f2f2 as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #098181 as the text (4.7:1)
  • AAA: use #075f5f as the text (7.47:1)
  • AA: or shift the background to #5e5e5e (4.69:1)
  • AAA: or shift the background to #424242 (7.27:1)
Aaon black
15.2:1passpasspassPasses 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 #40f2f2 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#40f2f2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40f2f2
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 #40f2f2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40f2f2-a2bbbe-d45994-1f272d-e9f1ed?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