Color

#5bcfec

#5bcfec
hex#5bcfec
rgbrgb(91, 207, 236)
hslhsl(192, 79%, 64%)
oklchoklch(0.799 0.111 217)
Closest name: Sky Blue (#87ceeb)Relative luminance 0.5291

Colors that go with #5bcfec

Charcoal, Dark Salmon and Midnight Blue 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 →

#ec785b

#5becc0 · #5b86ec

#ec5bcf · #cfec5b

Split-complementary

Open in tool →

#ec5b86 · #ecc05b

#c05bec · #ec785b · #86ec5b

Contrast

#5bcfec as textRatioAAAA largeAAAFix
Aaon white
1.81:1failfailfail
  • AA: use #12809b as the text (4.58:1)
  • AAA: use #0d5e72 as the text (7.34:1)
  • AA: or shift the background to #4f4f4f (4.52:1)
  • AAA: or shift the background to #303030 (7.28:1)
Aaon black
11.58:1passpasspassPasses 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 #5bcfec as the background.

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/5bcfec-a2b5be-df4e77-1f242d-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