Color

#5bbebe

#5bbebe
hex#5bbebe
rgbrgb(91, 190, 190)
hslhsl(180, 43%, 55%)
oklchoklch(0.743 0.093 195.3)
Closest name: Emerald Bliss (#4cbdac)Relative luminance 0.4277

Colors that go with #5bbebe

Charcoal, Mustard Yellow and Slate Gray 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.

Real palettes that use #5bbebe

Tints & shades

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

Harmonies

Complementary

Open in tool →

#be5b5b

#5bbe8c · #5b8cbe

#be5bbe · #bebe5b

Split-complementary

Open in tool →

#be5b8c · #be8c5b

#8c5bbe · #be5b5b · #8cbe5b

Contrast

#5bbebe as textRatioAAAA largeAAAFix
Aaon white
2.2:1failfailfail
  • AA: use #338080 as the text (4.63:1)
  • AAA: use #265f5f as the text (7.28:1)
  • AA: or shift the background to #424242 (4.57:1)
  • AAA: or shift the background to #242424 (7.06:1)
Aaon black
9.55:1passpasspassPasses 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 #5bbebe 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

#5bbebe reads as cool, modern. The font library is tagged with the same vocabulary:

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

tool url/palettes/new/5bbebe-a2bbbe-d45994-1f272d-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