Color

#050439

#050439
hex#050439
rgbrgb(5, 4, 57)
hslhsl(241, 87%, 12%)
oklchoklch(0.171 0.098 270.6)
Closest name: Oblivion (#000435)Relative luminance 0.0041

Colors that go with #050439

Blue Violet, Charcoal and Rust 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 →

#383904

#041e39 · #1f0439

#390504 · #043905

Split-complementary

Open in tool →

#391f04 · #1e3904

#39041e · #383904 · #04391f

Contrast

#050439 as textRatioAAAA largeAAAFix
Aaon white
19.39:1passpasspassPasses AAA — no fix needed.
Aaon black
1.08:1failfailfail
  • AA: use #6462f4 as the text (4.6:1)
  • AAA: use #8e8df7 as the text (7.3:1)
  • AA: or shift the background to #7a7a7a (4.52:1)
  • AAA: or shift the background to #9c9c9c (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #050439 as the background.

Brands using this color

Fonts for this mood

#050439 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #050439
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 #050439 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/050439-a19cc4-df9b4e-261f2d-e9edf1?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