Color

#1736cf

#1736cf
hex#1736cf
rgbrgb(23, 54, 207)
hslhsl(230, 80%, 45%)
oklchoklch(0.438 0.233 265.9)
Closest name: Lapis on Neptune (#1f22d2)Relative luminance 0.0733

Colors that go with #1736cf

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 →

#cfb017

#1791cf · #5417cf

#cf1736 · #36cf17

Split-complementary

Open in tool →

#cf5417 · #91cf17

#cf1791 · #cfb017 · #17cf54

Contrast

#1736cf as textRatioAAAA largeAAAFix
Aaon white
8.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2.47:1failfailfail
  • AA: use #516aec as the text (4.62:1)
  • AAA: use #7e92f1 as the text (7.27:1)
  • AA: or shift the background to #bdbdbd (4.53:1)
  • AAA: or shift the background to #ebebeb (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1736cf as the background.

Brands using this color

Fonts for this mood

#1736cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1736cf
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 #1736cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1736cf-9c9ec4-df814e-231f2d-e9eef1?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