Color

#5192e1

#5192e1
hex#5192e1
rgbrgb(81, 146, 225)
hslhsl(213, 71%, 60%)
oklchoklch(0.653 0.136 254.5)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2774

Colors that go with #5192e1

Charcoal, Amber and 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 →

#e1a051

#51dae1 · #5851e1

#e15192 · #92e151

Split-complementary

Open in tool →

#e15851 · #dae151

#e151da · #e1a051 · #51e158

Contrast

#5192e1 as textRatioAAAA largeAAAFix
Aaon white
3.21:1failpassfail
  • AA: use #2474d6 as the text (4.62:1)
  • AAA: use #1b58a1 as the text (7.1:1)
  • AA: or shift the background to #292929 (4.54:1)
Aaon black
6.55:1passpassfail
  • AAA: use #5e9ae4 as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5192e1 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

#5192e1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5192e1
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 #5192e1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5192e1-9ca9c4-df584e-1f202d-e9f0f1?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