Color

#050e51

#050e51
hex#050e51
rgbrgb(5, 14, 81)
hslhsl(233, 88%, 17%)
oklchoklch(0.222 0.119 266.8)
Closest name: Interstellar Blue (#001155)Relative luminance 0.0094

Colors that go with #050e51

Charcoal, Sea Green 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#514905

#053451 · #220551

#51050e · #0e5105

Split-complementary

Open in tool →

#512205 · #345105

#510534 · #514905 · #055122

Contrast

#050e51 as textRatioAAAA largeAAAFix
Aaon white
17.68:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #5265f4 as the text (4.53:1)
  • AAA: use #8290f7 as the text (7.28:1)
  • AA: or shift the background to #828282 (4.6:1)
  • AAA: or shift the background to #a3a3a3 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #050e51 as the background.

Brands using this color

Fonts for this mood

#050e51 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #050e51
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 #050e51 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/050e51-9c9cc4-df884e-241f2d-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