Color

#073bab

#073bab
hex#073bab
rgbrgb(7, 59, 171)
hslhsl(221, 92%, 35%)
oklchoklch(0.406 0.186 262.7)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0611

Colors that go with #073bab

Charcoal, Crimson and Steel 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 →

#ab7707

#078dab · #2507ab

#ab073b · #3bab07

Split-complementary

Open in tool →

#ab2507 · #8dab07

#ab078d · #ab7707 · #07ab25

Contrast

#073bab as textRatioAAAA largeAAAFix
Aaon white
9.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.22:1failfailfail
  • AA: use #2c6cf6 as the text (4.58:1)
  • AAA: use #6795f9 as the text (7.24:1)
  • AA: or shift the background to #b3b3b3 (4.51:1)
  • AAA: or shift the background to #dedede (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #073bab as the background.

Brands using this color

Fonts for this mood

#073bab reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #073bab
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 #073bab and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/073bab-9ca4c4-df6b4e-211f2d-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