Color

#5bece9

#5bece9
hex#5bece9
rgbrgb(91, 236, 233)
hslhsl(179, 79%, 64%)
oklchoklch(0.865 0.123 193.2)
Closest name: Aqua (#0ff0fe)Relative luminance 0.681

Colors that go with #5bece9

Charcoal, Deep Sky Blue and Light Coral 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 →

#ec5b5d

#5beca1 · #5ba6ec

#e95bec · #ece95b

Split-complementary

Open in tool →

#ec5ba6 · #eca15b

#a15bec · #ec5b5d · #a6ec5b

Contrast

#5bece9 as textRatioAAAA largeAAAFix
Aaon white
1.44:1failfailfail
  • AA: use #108482 as the text (4.52:1)
  • AAA: use #0b605e as the text (7.37:1)
  • AA: or shift the background to #5e5e5e (4.51:1)
  • AAA: or shift the background to #404040 (7.22:1)
Aaon black
14.62:1passpasspassPasses 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 #5bece9 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 #5bece9
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 #5bece9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bece9-a2bbbe-d45996-1f272d-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