Color

#5bb6d2

#5bb6d2
hex#5bb6d2
rgbrgb(91, 182, 210)
hslhsl(194, 57%, 59%)
oklchoklch(0.731 0.095 220.6)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4033

Colors that go with #5bb6d2

Charcoal, Dark Salmon and Amber 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 →

#d2775b

#5bd2b2 · #5b7bd2

#d25bb6 · #b6d25b

Split-complementary

Open in tool →

#d25b7b · #d2b25b

#b25bd2 · #d2775b · #7bd25b

Contrast

#5bb6d2 as textRatioAAAA largeAAAFix
Aaon white
2.32:1failfailfail
  • AA: use #2a7e98 as the text (4.63:1)
  • AAA: use #206074 as the text (7.03:1)
  • AA: or shift the background to #3d3d3d (4.69:1)
  • AAA: or shift the background to #1f1f1f (7.12:1)
Aaon black
9.07:1passpasspassPasses 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 #5bb6d2 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

#5bb6d2 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5bb6d2
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 #5bb6d2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bb6d2-9cb6c4-df4e72-1f242d-e9f1ef?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