Color

#3dbfd6

#3dbfd6
hex#3dbfd6
rgbrgb(61, 191, 214)
hslhsl(189, 65%, 54%)
oklchoklch(0.745 0.114 212)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4311

Colors that go with #3dbfd6

Charcoal, Dark Orange 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 →

#d6543d

#3dd6a1 · #3d73d6

#d63dbf · #bfd63d

Split-complementary

Open in tool →

#d63d73 · #d6a13d

#a13dd6 · #d6543d · #73d63d

Contrast

#3dbfd6 as textRatioAAAA largeAAAFix
Aaon white
2.18:1failfailfail
  • AA: use #1e7e8f as the text (4.73:1)
  • AAA: use #17606d as the text (7.17:1)
  • AA: or shift the background to #424242 (4.6:1)
  • AAA: or shift the background to #242424 (7.11:1)
Aaon black
9.62:1passpasspassPasses 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 #3dbfd6 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

#3dbfd6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3dbfd6
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 #3dbfd6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3dbfd6-a2b7be-df4e7e-1f252d-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