Color

#3cd4e2

#3cd4e2
hex#3cd4e2
rgbrgb(60, 212, 226)
hslhsl(185, 74%, 56%)
oklchoklch(0.799 0.123 204.3)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5354

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e24a3c

#3ce29d · #3c81e2

#e23cd4 · #d4e23c

Split-complementary

Open in tool →

#e23c81 · #e29d3c

#9d3ce2 · #e24a3c · #81e23c

Contrast

#3cd4e2 as textRatioAAAA largeAAAFix
Aaon white
1.79:1failfailfail
  • AA: use #15808a as the text (4.68:1)
  • AAA: use #0f5f66 as the text (7.37:1)
  • AA: or shift the background to #4f4f4f (4.57:1)
  • AAA: or shift the background to #333333 (7.04:1)
Aaon black
11.71:1passpasspassPasses 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 #3cd4e2 as the background.

Brands using this color

Fonts for this mood

#3cd4e2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3cd4e2
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 #3cd4e2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3cd4e2-a2b8be-df4e88-1f262d-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