Color

#4dd5ea

#4dd5ea
hex#4dd5ea
rgbrgb(77, 213, 234)
hslhsl(188, 79%, 61%)
oklchoklch(0.808 0.119 209.6)
Closest name: Hammam Blue (#65dcd6)Relative luminance 0.5511

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ea624d

#4deab1 · #4d87ea

#ea4dd5 · #d5ea4d

Split-complementary

Open in tool →

#ea4d87 · #eab14d

#b14dea · #ea624d · #87ea4d

Contrast

#4dd5ea as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #118192 as the text (4.59:1)
  • AAA: use #0d616e as the text (7.11:1)
  • AA: or shift the background to #4f4f4f (4.69:1)
  • AAA: or shift the background to #333333 (7.23:1)
Aaon black
12.02:1passpasspassPasses 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 #4dd5ea 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

#4dd5ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4dd5ea
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 #4dd5ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4dd5ea-a2b7be-df4e81-1f252d-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