Color

#5ba8ec

#5ba8ec
hex#5ba8ec
rgbrgb(91, 168, 236)
hslhsl(208, 79%, 64%)
oklchoklch(0.711 0.126 247.3)
Closest name: Cerulean (#55aaee)Relative luminance 0.3629

Colors that go with #5ba8ec

Charcoal, Peru 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 →

#ec9e5b

#5bece7 · #5b60ec

#ec5ba8 · #a8ec5b

Split-complementary

Open in tool →

#ec5b60 · #ece75b

#e75bec · #ec9e5b · #60ec5b

Contrast

#5ba8ec as textRatioAAAA largeAAAFix
Aaon white
2.54:1failfailfail
  • AA: use #1879cd as the text (4.51:1)
  • AAA: use #125b9b as the text (7.01:1)
  • AA: or shift the background to #383838 (4.61:1)
  • AAA: or shift the background to #171717 (7.05:1)
Aaon black
8.26:1passpasspassPasses 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 #5ba8ec as the background.

Brands using this color

Fonts for this mood

#5ba8ec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5ba8ec
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 #5ba8ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5ba8ec-9cadc4-df4e51-1f212d-e9f1f1?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