Color

#033696

#033696
hex#033696
rgbrgb(3, 54, 150)
hslhsl(219, 96%, 30%)
oklchoklch(0.374 0.165 261.8)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0486

Colors that go with #033696

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 →

#966303

#038096 · #190396

#960336 · #369603

Split-complementary

Open in tool →

#961903 · #809603

#960380 · #966303 · #039619

Contrast

#033696 as textRatioAAAA largeAAAFix
Aaon white
10.65:1passpasspassPasses AAA — no fix needed.
Aaon black
1.97:1failfailfail
  • AA: use #1e6bfa as the text (4.54:1)
  • AAA: use #5a93fc as the text (7.01:1)
  • AA: or shift the background to #ababab (4.64:1)
  • AAA: or shift the background to #d4d4d4 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #033696 as the background.

Brands using this color

Fonts for this mood

#033696 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #033696
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 #033696 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/033696-9ca5c4-df664e-211f2d-e9f0f1?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