Color

#193fbe

#193fbe
hex#193fbe
rgbrgb(25, 63, 190)
hslhsl(226, 77%, 42%)
oklchoklch(0.435 0.202 265.2)
Closest name: Cobalt Blue (#0047ab)Relative luminance 0.0748

Colors that go with #193fbe

Charcoal, Sea Green and Steel 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 →

#be9719

#1992be · #4519be

#be193f · #3fbe19

Split-complementary

Open in tool →

#be4519 · #92be19

#be1992 · #be9719 · #19be45

Contrast

#193fbe as textRatioAAAA largeAAAFix
Aaon white
8.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.5:1failfailfail
  • AA: use #466ce7 as the text (4.56:1)
  • AAA: use #7893ed as the text (7.19:1)
  • AA: or shift the background to #bfbfbf (4.58:1)
  • AAA: or shift the background to #ebebeb (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #193fbe as the background.

Brands using this color

Fonts for this mood

#193fbe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #193fbe
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 #193fbe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/193fbe-9ca1c4-df774e-221f2d-e9eff1?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