Color

#05113d

#05113d
hex#05113d
rgbrgb(5, 17, 61)
hslhsl(227, 85%, 13%)
oklchoklch(0.203 0.086 265.9)
Closest name: Infinite Night (#071037)Relative luminance 0.0077

Colors that go with #05113d

Charcoal, Dark Olive Green and Rust 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 →

#3d3105

#052d3d · #15053d

#3d0511 · #113d05

Split-complementary

Open in tool →

#3d1505 · #2d3d05

#3d052d · #3d3105 · #053d15

Contrast

#05113d as textRatioAAAA largeAAAFix
Aaon white
18.2:1passpasspassPasses AAA — no fix needed.
Aaon black
1.15:1failfailfail
  • AA: use #476cf0 as the text (4.67:1)
  • AAA: use #7691f4 as the text (7.13:1)
  • AA: or shift the background to #808080 (4.61:1)
  • AAA: or shift the background to #a1a1a1 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #05113d as the background.

Brands using this color

Fonts for this mood

#05113d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #05113d
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 #05113d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05113d-9ca0c4-df7a4e-221f2d-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