Color

#4dd3d5

#4dd3d5
hex#4dd3d5
rgbrgb(77, 211, 213)
hslhsl(181, 62%, 57%)
oklchoklch(0.796 0.114 196.5)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.5297

Colors that go with #4dd3d5

Charcoal, Light Coral and Crimson 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 →

#d5504d

#4dd594 · #4d8fd5

#d54dd3 · #d3d54d

Split-complementary

Open in tool →

#d54d8f · #d5944d

#944dd5 · #d5504d · #8fd54d

Contrast

#4dd3d5 as textRatioAAAA largeAAAFix
Aaon white
1.81:1failfailfail
  • AA: use #1f8384 as the text (4.53:1)
  • AAA: use #176263 as the text (7.09:1)
  • AA: or shift the background to #4f4f4f (4.52:1)
  • AAA: or shift the background to #303030 (7.29:1)
Aaon black
11.59:1passpasspassPasses 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 #4dd3d5 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

#4dd3d5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4dd3d5
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 #4dd3d5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4dd3d5-a2babe-d45992-1f272d-e9f1ed?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