Color

#111c83

#111c83
hex#111c83
rgbrgb(17, 28, 131)
hslhsl(234, 77%, 29%)
oklchoklch(0.311 0.167 267.9)
Closest name: midnightblue (#191970)Relative luminance 0.0259

Colors that go with #111c83

Steel Blue, Charcoal and Cobalt 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 →

#837811

#115583 · #3f1183

#83111c · #1c8311

Split-complementary

Open in tool →

#833f11 · #558311

#831155 · #837811 · #11833f

Contrast

#111c83 as textRatioAAAA largeAAAFix
Aaon white
13.84:1passpasspassPasses AAA — no fix needed.
Aaon black
1.52:1failfailfail
  • AA: use #5867e9 as the text (4.53:1)
  • AAA: use #8590ef as the text (7.23:1)
  • AA: or shift the background to #949494 (4.56:1)
  • AAA: or shift the background to #bababa (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #111c83 as the background.

Brands using this color

Fonts for this mood

#111c83 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #111c83
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 #111c83 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/111c83-9d9cc4-df8a4e-241f2d-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