Color

#3db7d6

#3db7d6
hex#3db7d6
rgbrgb(61, 183, 214)
hslhsl(192, 65%, 54%)
oklchoklch(0.726 0.113 218.5)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.3971

Colors that go with #3db7d6

Charcoal, Crimson and Denim 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 →

#d65c3d

#3dd6a8 · #3d6bd6

#d63db7 · #b7d63d

Split-complementary

Open in tool →

#d63d6b · #d6a83d

#a83dd6 · #d65c3d · #6bd63d

Contrast

#3db7d6 as textRatioAAAA largeAAAFix
Aaon white
2.35:1failfailfail
  • AA: use #208097 as the text (4.57:1)
  • AAA: use #186072 as the text (7.11:1)
  • AA: or shift the background to #3d3d3d (4.63:1)
  • AAA: or shift the background to #1f1f1f (7.02:1)
Aaon black
8.94:1passpasspassPasses 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 #3db7d6 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#3db7d6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3db7d6
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 #3db7d6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3db7d6-a2b5be-df4e77-1f242d-e9f1ef?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