Color

#041f8b

#041f8b
hex#041f8b
rgbrgb(4, 31, 139)
hslhsl(228, 94%, 28%)
oklchoklch(0.321 0.177 264.6)
Closest name: Deepsea Kraken (#082599)Relative luminance 0.0287

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8b7004

#04628b · #2d048b

#8b041f · #1f8b04

Split-complementary

Open in tool →

#8b2d04 · #628b04

#8b0462 · #8b7004 · #048b2d

Contrast

#041f8b as textRatioAAAA largeAAAFix
Aaon white
13.34:1passpasspassPasses AAA — no fix needed.
Aaon black
1.57:1failfailfail
  • AA: use #4367f9 as the text (4.55:1)
  • AAA: use #748ffb as the text (7.06:1)
  • AA: or shift the background to #969696 (4.51:1)
  • AAA: or shift the background to #bdbdbd (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 #041f8b as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#041f8b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #041f8b
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #041f8b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/041f8b-9c9fc4-df7c4e-231f2d-e9eff1?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