Color

#13313a

#13313a
hex#13313a
rgbrgb(19, 49, 58)
hslhsl(194, 51%, 15%)
oklchoklch(0.295 0.039 220.2)
Closest name: Elite Teal (#133337)Relative luminance 0.0264

Colors that go with #13313a

Crimson, Sienna 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.

Real palettes that use #13313a

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#3a1c13

#133a2f · #131d3a

#3a1331 · #313a13

Split-complementary

Open in tool →

#3a131d · #3a2f13

#2f133a · #3a1c13 · #1d3a13

Contrast

#13313a as textRatioAAAA largeAAAFix
Aaon white
13.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.53:1failfailfail
  • AA: use #317f96 as the text (4.61:1)
  • AAA: use #3ea2c1 as the text (7.14:1)
  • AA: or shift the background to #949494 (4.53:1)
  • AAA: or shift the background to #bababa (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #13313a as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#13313a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #13313a
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 #13313a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/13313a-9cb6c4-df4e72-1f242d-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