Color

#5bd2b4

#5bd2b4
hex#5bd2b4
rgbrgb(91, 210, 180)
hslhsl(165, 57%, 59%)
oklchoklch(0.787 0.116 174)
Closest name: mediumaquamarine (#66cdaa)Relative luminance 0.5161

Colors that go with #5bd2b4

Charcoal, Deep Sky Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d25b79

#5bd279 · #5bb4d2

#b45bd2 · #d2b45b

Split-complementary

Open in tool →

#d25bb4 · #d2795b

#795bd2 · #d25b79 · #b4d25b

Contrast

#5bd2b4 as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #24846c as the text (4.57:1)
  • AAA: use #1b6452 as the text (7.02:1)
  • AA: or shift the background to #4d4d4d (4.56:1)
  • AAA: or shift the background to #303030 (7.12:1)
Aaon black
11.32:1passpasspassPasses 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 #5bd2b4 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 #5bd2b4
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 #5bd2b4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bd2b4-a2beba-d459b3-1f2b2d-e9f1eb?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