Color

#145c7b

#145c7b
hex#145c7b
rgbrgb(20, 92, 123)
hslhsl(198, 72%, 28%)
oklchoklch(0.448 0.084 232.3)
Closest name: Blue Velvet (#0d6183)Relative luminance 0.0923

Colors that go with #145c7b

Crimson, Royal 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 →

#7b3314

#147b66 · #14297b

#7b145c · #5c7b14

Split-complementary

Open in tool →

#7b1429 · #7b6614

#66147b · #7b3314 · #297b14

Contrast

#145c7b as textRatioAAAA largeAAAFix
Aaon white
7.38:1passpasspassPasses AAA — no fix needed.
Aaon black
2.85:1failfailfail
  • AA: use #1b7da7 as the text (4.54:1)
  • AAA: use #23a1d7 as the text (7.15:1)
  • AA: or shift the background to #cccccc (4.59:1)
  • AAA: or shift the background to #fafafa (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #145c7b as the background.

Brands using this color

Fonts for this mood

#145c7b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #145c7b
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 #145c7b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/145c7b-9cb3c4-df4e69-1f232d-e9f1f0?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