Color

#3bc5f7

#3bc5f7
hex#3bc5f7
rgbrgb(59, 197, 247)
hslhsl(196, 92%, 60%)
oklchoklch(0.772 0.134 227.3)
Closest name: deepskyblue (#00bfff)Relative luminance 0.4758

Colors that go with #3bc5f7

Charcoal, Denim and Dodger Blue 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 →

#f76d3b

#3bf7cb · #3b67f7

#f73bc5 · #c5f73b

Split-complementary

Open in tool →

#f73b67 · #f7cb3b

#cb3bf7 · #f76d3b · #67f73b

Contrast

#3bc5f7 as textRatioAAAA largeAAAFix
Aaon white
2:1failfailfail
  • AA: use #077ca6 as the text (4.73:1)
  • AAA: use #055f7f as the text (7.12:1)
  • AA: or shift the background to #474747 (4.65:1)
  • AAA: or shift the background to #2b2b2b (7.09:1)
Aaon black
10.52:1passpasspassPasses 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 #3bc5f7 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

#3bc5f7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3bc5f7
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 #3bc5f7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3bc5f7-9cb5c4-df4e6e-1f232d-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