Color

#050b29

#050b29
hex#050b29
rgbrgb(5, 11, 41)
hslhsl(230, 78%, 9%)
oklchoklch(0.167 0.062 268.7)
Closest name: Mysterious Depths (#060929)Relative luminance 0.0043

Colors that go with #050b29

Charcoal, Dark Olive Green and Sea Green 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 →

#292305

#051d29 · #110529

#29050b · #0b2905

Split-complementary

Open in tool →

#291105 · #1d2905

#29051d · #292305 · #052911

Contrast

#050b29 as textRatioAAAA largeAAAFix
Aaon white
19.33:1passpasspassPasses AAA — no fix needed.
Aaon black
1.09:1failfailfail
  • AA: use #536cea as the text (4.7:1)
  • AAA: use #7b8fef as the text (7.02:1)
  • AA: or shift the background to #7a7a7a (4.5:1)
  • AAA: or shift the background to #9c9c9c (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 #050b29 as the background.

Brands using this color

Fonts for this mood

#050b29 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #050b29
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 #050b29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/050b29-9c9ec4-df814e-231f2d-e9eef1?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