Color

#3ec0ef

#3ec0ef
hex#3ec0ef
rgbrgb(62, 192, 239)
hslhsl(196, 85%, 59%)
oklchoklch(0.758 0.128 226.9)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4496

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef6d3e

#3eefc6 · #3e67ef

#ef3ec0 · #c0ef3e

Split-complementary

Open in tool →

#ef3e67 · #efc63e

#c63eef · #ef6d3e · #67ef3e

Contrast

#3ec0ef as textRatioAAAA largeAAAFix
Aaon white
2.1:1failfailfail
  • AA: use #0d7da5 as the text (4.67:1)
  • AAA: use #0a607f as the text (7.02:1)
  • AA: or shift the background to #454545 (4.56:1)
  • AAA: or shift the background to #262626 (7.2:1)
Aaon black
9.99:1passpasspassPasses 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 #3ec0ef as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#3ec0ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3ec0ef
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3ec0ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ec0ef-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