Color

#142f99

#142f99
hex#142f99
rgbrgb(20, 47, 153)
hslhsl(228, 77%, 34%)
oklchoklch(0.368 0.174 266)
Closest name: Deepsea Kraken (#082599)Relative luminance 0.0448

Colors that go with #142f99

Charcoal, Steel Blue and 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 →

#997f14

#147199 · #3c1499

#99142f · #2f9914

Split-complementary

Open in tool →

#993c14 · #719914

#991471 · #997f14 · #14993c

Contrast

#142f99 as textRatioAAAA largeAAAFix
Aaon white
11.07:1passpasspassPasses AAA — no fix needed.
Aaon black
1.9:1failfailfail
  • AA: use #4a6ae8 as the text (4.52:1)
  • AAA: use #7c93ee as the text (7.27:1)
  • AA: or shift the background to #a6a6a6 (4.55:1)
  • AAA: or shift the background to #cfcfcf (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #142f99 as the background.

Brands using this color

Fonts for this mood

#142f99 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #142f99
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 #142f99 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/142f99-9c9fc4-df7c4e-231f2d-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