Color

#192e5c

#192e5c
hex#192e5c
rgbrgb(25, 46, 92)
hslhsl(221, 57%, 23%)
oklchoklch(0.311 0.087 263.7)
Closest name: Marine (#042e60)Relative luminance 0.0293

Colors that go with #192e5c

Dark Olive Green, Sea Green and Slate 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 →

#5c4719

#19505c · #25195c

#5c192e · #2e5c19

Split-complementary

Open in tool →

#5c2519 · #505c19

#5c1950 · #5c4719 · #195c25

Contrast

#192e5c as textRatioAAAA largeAAAFix
Aaon white
13.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.59:1failfailfail
  • AA: use #4771cd as the text (4.51:1)
  • AAA: use #7796da as the text (7.16:1)
  • AA: or shift the background to #999999 (4.65:1)
  • AAA: or shift the background to #bdbdbd (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #192e5c as the background.

Brands using this color

Fonts for this mood

#192e5c reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #192e5c
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 #192e5c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/192e5c-9ca4c4-df6b4e-211f2d-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