Color

#0b413f

#0b413f
hex#0b413f
rgbrgb(11, 65, 63)
hslhsl(178, 71%, 15%)
oklchoklch(0.341 0.054 191.2)
Closest name: Botanical Night (#12403c)Relative luminance 0.0421

Colors that go with #0b413f

Crimson, Sea Green 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 →

#410b0d

#0b4124 · #0b2841

#400b41 · #41400b

Split-complementary

Open in tool →

#410b28 · #41240b

#240b41 · #410b0d · #28410b

Contrast

#0b413f as textRatioAAAA largeAAAFix
Aaon white
11.4:1passpasspassPasses AAA — no fix needed.
Aaon black
1.84:1failfailfail
  • AA: use #16837f as the text (4.59:1)
  • AAA: use #1ca6a1 as the text (7.02:1)
  • AA: or shift the background to #a3a3a3 (4.52:1)
  • AAA: or shift the background to #cccccc (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b413f as the background.

Brands using this color

Fonts for this mood

#0b413f reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b413f
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 #0b413f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b413f-a2bcbe-d45999-1f282d-e9f1ed?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