Color

#5bcdc3

#5bcdc3
hex#5bcdc3
rgbrgb(91, 205, 195)
hslhsl(175, 53%, 58%)
oklchoklch(0.78 0.105 187.4)
Closest name: mediumturquoise (#48d1cc)Relative luminance 0.4983

Colors that go with #5bcdc3

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 →

#cd5b65

#5bcd8a · #5b9dcd

#c35bcd · #cdc35b

Split-complementary

Open in tool →

#cd5b9d · #cd8a5b

#8a5bcd · #cd5b65 · #9dcd5b

Contrast

#5bcdc3 as textRatioAAAA largeAAAFix
Aaon white
1.92:1failfailfail
  • AA: use #288179 as the text (4.66:1)
  • AAA: use #1e625c as the text (7.1:1)
  • AA: or shift the background to #4a4a4a (4.63:1)
  • AAA: or shift the background to #2e2e2e (7.09:1)
Aaon black
10.97:1passpasspassPasses 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 #5bcdc3 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 #5bcdc3
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 #5bcdc3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bcdc3-a2bdbe-d4599f-1f282d-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