Color

#192b43

#192b43
hex#192b43
rgbrgb(25, 43, 67)
hslhsl(214, 46%, 18%)
oklchoklch(0.286 0.05 256)
Closest name: Eternal Darkness (#1c2841)Relative luminance 0.0234

Colors that go with #192b43

Dark Olive Green, Sea Green and Sienna 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.

Real palettes that use #192b43

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#433119

#194043 · #1c1943

#43192b · #2b4319

Split-complementary

Open in tool →

#431c19 · #404319

#431940 · #433119 · #19431c

Contrast

#192b43 as textRatioAAAA largeAAAFix
Aaon white
14.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #4578ba as the text (4.65:1)
  • AAA: use #7298cb as the text (7.07:1)
  • AA: or shift the background to #919191 (4.54:1)
  • AAA: or shift the background to #b8b8b8 (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #192b43 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#192b43 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #192b43
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 #192b43 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/192b43-9ca9c4-df5a4e-1f1f2d-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