Color

#143a48

#143a48
hex#143a48
rgbrgb(20, 58, 72)
hslhsl(196, 57%, 18%)
oklchoklch(0.328 0.049 225.6)
Closest name: Astral Nomad (#203943)Relative luminance 0.0364

Colors that go with #143a48

Crimson, Denim 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#482214

#14483c · #142048

#48143a · #3a4814

Split-complementary

Open in tool →

#481420 · #483c14

#3c1448 · #482214 · #204814

Contrast

#143a48 as textRatioAAAA largeAAAFix
Aaon white
12.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #2b7e9c as the text (4.57:1)
  • AAA: use #37a1c8 as the text (7.09:1)
  • AA: or shift the background to #9e9e9e (4.53:1)
  • AAA: or shift the background to #c7c7c7 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #143a48 as the background.

Brands using this color

Fonts for this mood

#143a48 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #143a48
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 #143a48 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/143a48-9cb5c4-df4e6e-1f232d-e9f1ef?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