Color

#142da9

#142da9
hex#142da9
rgbrgb(20, 45, 169)
hslhsl(230, 79%, 37%)
oklchoklch(0.382 0.197 266.3)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0489

Colors that go with #142da9

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 →

#a99014

#1477a9 · #4614a9

#a9142d · #2da914

Split-complementary

Open in tool →

#a94614 · #77a914

#a91477 · #a99014 · #14a946

Contrast

#142da9 as textRatioAAAA largeAAAFix
Aaon white
10.62:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #526beb as the text (4.66:1)
  • AAA: use #7f92f0 as the text (7.27:1)
  • AA: or shift the background to #ababab (4.62:1)
  • AAA: or shift the background to #d4d4d4 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #142da9 as the background.

Brands using this color

Fonts for this mood

#142da9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #142da9
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 #142da9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/142da9-9c9ec4-df814e-231f2d-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