Color

#5ca3eb

#5ca3eb
hex#5ca3eb
rgbrgb(92, 163, 235)
hslhsl(210, 78%, 64%)
oklchoklch(0.7 0.128 250.4)
Closest name: Cerulean (#55aaee)Relative luminance 0.3447

Colors that go with #5ca3eb

Charcoal, Medium Sea Green and Peru 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 →

#eba35c

#5cebeb · #5c5ceb

#eb5ca3 · #a3eb5c

Split-complementary

Open in tool →

#eb5c5c · #ebeb5c

#eb5ceb · #eba35c · #5ceb5c

Contrast

#5ca3eb as textRatioAAAA largeAAAFix
Aaon white
2.66:1failfailfail
  • AA: use #1a75d1 as the text (4.66:1)
  • AAA: use #14599f as the text (7.1:1)
  • AA: or shift the background to #363636 (4.54:1)
  • AAA: or shift the background to #121212 (7.04:1)
Aaon black
7.89:1passpasspassPasses 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 #5ca3eb 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

#5ca3eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5ca3eb
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 #5ca3eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5ca3eb-9cabc4-df514e-1f202d-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