Color

#130c3b

#130c3b
hex#130c3b
rgbrgb(19, 12, 59)
hslhsl(249, 66%, 14%)
oklchoklch(0.201 0.086 282.3)
Closest name: Deadly Depths (#111144)Relative luminance 0.0072

Colors that go with #130c3b

Charcoal, Sea Green and Sienna 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 →

#343b0c

#0c1d3b · #2b0c3b

#3b130c · #0c3b13

Split-complementary

Open in tool →

#3b2b0c · #1d3b0c

#3b0c1d · #343b0c · #0c3b2b

Contrast

#130c3b as textRatioAAAA largeAAAFix
Aaon white
18.37:1passpasspassPasses AAA — no fix needed.
Aaon black
1.14:1failfailfail
  • AA: use #7562df as the text (4.57:1)
  • AAA: use #9a8de8 as the text (7.35:1)
  • AA: or shift the background to #808080 (4.65:1)
  • AAA: or shift the background to #a1a1a1 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #130c3b as the background.

Brands using this color

Fonts for this mood

#130c3b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #130c3b
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 #130c3b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/130c3b-a79cc4-dfae4e-271f2d-e9ecf1?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