Color

#5bd7cb

#5bd7cb
hex#5bd7cb
rgbrgb(91, 215, 203)
hslhsl(174, 61%, 60%)
oklchoklch(0.806 0.112 186.5)
Closest name: Hidden Sea Glass (#6fd1c9)Relative luminance 0.5514

Colors that go with #5bd7cb

Charcoal, Light Coral and Deep Sky Blue 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 →

#d75b67

#5bd78d · #5ba5d7

#cb5bd7 · #d7cb5b

Split-complementary

Open in tool →

#d75ba5 · #d78d5b

#8d5bd7 · #d75b67 · #a5d75b

Contrast

#5bd7cb as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #208379 as the text (4.58:1)
  • AAA: use #18635b as the text (7.06:1)
  • AA: or shift the background to #4f4f4f (4.69:1)
  • AAA: or shift the background to #333333 (7.24:1)
Aaon black
12.03:1passpasspassPasses 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 #5bd7cb as the background.

Brands using this color

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

mcpConnect your agent — build around #5bd7cb
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 #5bd7cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bd7cb-a2bebe-d459a1-1f292d-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