Color

#5bcde6

#5bcde6
hex#5bcde6
rgbrgb(91, 205, 230)
hslhsl(191, 74%, 63%)
oklchoklch(0.792 0.108 214.5)
Closest name: Sky Blue (#87ceeb)Relative luminance 0.516

Colors that go with #5bcde6

Charcoal, Dark Salmon and Crimson 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 →

#e6745b

#5be6ba · #5b87e6

#e65bcd · #cde65b

Split-complementary

Open in tool →

#e65b87 · #e6ba5b

#ba5be6 · #e6745b · #87e65b

Contrast

#5bcde6 as textRatioAAAA largeAAAFix
Aaon white
1.86:1failfailfail
  • AA: use #177f97 as the text (4.65:1)
  • AAA: use #116173 as the text (7.04:1)
  • AA: or shift the background to #4d4d4d (4.56:1)
  • AAA: or shift the background to #303030 (7.11:1)
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 #5bcde6 as the background.

Brands using this color

Fonts for this mood

#5bcde6 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5bcde6
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 #5bcde6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bcde6-a2b6be-df4e7a-1f252d-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