Color

#3ed0ea

#3ed0ea
hex#3ed0ea
rgbrgb(62, 208, 234)
hslhsl(189, 80%, 58%)
oklchoklch(0.793 0.124 212.4)
Closest name: darkturquoise (#00ced1)Relative luminance 0.5208

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ea583e

#3eeaae · #3e7aea

#ea3ed0 · #d0ea3e

Split-complementary

Open in tool →

#ea3e7a · #eaae3e

#ae3eea · #ea583e · #7aea3e

Contrast

#3ed0ea as textRatioAAAA largeAAAFix
Aaon white
1.84:1failfailfail
  • AA: use #107f93 as the text (4.69:1)
  • AAA: use #0c5f6e as the text (7.3:1)
  • AA: or shift the background to #4d4d4d (4.6:1)
  • AAA: or shift the background to #303030 (7.17:1)
Aaon black
11.42:1passpasspassPasses 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 #3ed0ea 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

#3ed0ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3ed0ea
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 #3ed0ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ed0ea-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