Color

#013365

#013365
hex#013365
rgbrgb(1, 51, 101)
hslhsl(210, 98%, 20%)
oklchoklch(0.323 0.101 253.8)
Closest name: Marine (#042e60)Relative luminance 0.0331

Colors that go with #013365

Crimson, Teal 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 →

#653301

#016565 · #010165

#650133 · #336501

Split-complementary

Open in tool →

#650101 · #656501

#650165 · #653301 · #016501

Contrast

#013365 as textRatioAAAA largeAAAFix
Aaon white
12.63:1passpasspassPasses AAA — no fix needed.
Aaon black
1.66:1failfailfail
  • AA: use #0273e3 as the text (4.56:1)
  • AAA: use #3599fd as the text (7.13:1)
  • AA: or shift the background to #9c9c9c (4.6:1)
  • AAA: or shift the background to #c2c2c2 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #013365 as the background.

Brands using this color

Fonts for this mood

#013365 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #013365
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 #013365 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/013365-9cabc4-df514e-1f202d-e9f1f1?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