Color

#5bcdbe

#5bcdbe
hex#5bcdbe
rgbrgb(91, 205, 190)
hslhsl(172, 53%, 58%)
oklchoklch(0.778 0.106 183.7)
Closest name: Cockatoo (#58c8b6)Relative luminance 0.496

Colors that go with #5bcdbe

Charcoal, Deep Sky Blue and Dodger 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 →

#cd5b6a

#5bcd85 · #5ba3cd

#be5bcd · #cdbe5b

Split-complementary

Open in tool →

#cd5ba3 · #cd855b

#855bcd · #cd5b6a · #a3cd5b

Contrast

#5bcdbe as textRatioAAAA largeAAAFix
Aaon white
1.92:1failfailfail
  • AA: use #288175 as the text (4.68:1)
  • AAA: use #1e6259 as the text (7.13:1)
  • AA: or shift the background to #4a4a4a (4.61:1)
  • AAA: or shift the background to #2e2e2e (7.06:1)
Aaon black
10.92:1passpasspassPasses 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 #5bcdbe 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 #5bcdbe
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 #5bcdbe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bcdbe-a2bebe-d459a5-1f292d-e9f1ec?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