Color

#013f50

#013f50
hex#013f50
rgbrgb(1, 63, 80)
hslhsl(193, 98%, 16%)
oklchoklch(0.341 0.063 223.1)
Closest name: Maniac Mansion (#004058)Relative luminance 0.0414

Colors that go with #013f50

Crimson, Denim and Teal 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 →

#511201

#01513a · #011751

#51013f · #3f5101

Split-complementary

Open in tool →

#510117 · #513a01

#3a0151 · #511201 · #175101

Contrast

#013f50 as textRatioAAAA largeAAAFix
Aaon white
11.49:1passpasspassPasses AAA — no fix needed.
Aaon black
1.83:1failfailfail
  • AA: use #027fa2 as the text (4.56:1)
  • AAA: use #02a3cf as the text (7.14:1)
  • AA: or shift the background to #a3a3a3 (4.55:1)
  • AAA: or shift the background to #cccccc (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #013f50 as the background.

Brands using this color

Fonts for this mood

#013f50 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #013f50
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 #013f50 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/013f50-a2b5be-df4e75-1f242d-e9f1ef?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