Color

#3bd3d8

#3bd3d8
hex#3bd3d8
rgbrgb(59, 211, 216)
hslhsl(182, 67%, 54%)
oklchoklch(0.793 0.122 198.3)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5248

Colors that go with #3bd3d8

Charcoal, Light Coral and Crimson 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 →

#d8403b

#3bd88f · #3b84d8

#d83bd3 · #d3d83b

Split-complementary

Open in tool →

#d83b84 · #d88f3b

#8f3bd8 · #d8403b · #84d83b

Contrast

#3bd3d8 as textRatioAAAA largeAAAFix
Aaon white
1.83:1failfailfail
  • AA: use #1a8084 as the text (4.7:1)
  • AAA: use #135f62 as the text (7.39:1)
  • AA: or shift the background to #4d4d4d (4.63:1)
  • AAA: or shift the background to #303030 (7.22:1)
Aaon black
11.5:1passpasspassPasses 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 #3bd3d8 as the background.

Brands using this color

Fonts for this mood

#3bd3d8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3bd3d8
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 #3bd3d8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3bd3d8-a2babe-d45990-1f272d-e9f1ee?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