Color

#040368

#040368
hex#040368
rgbrgb(4, 3, 104)
hslhsl(241, 94%, 21%)
oklchoklch(0.239 0.158 265.9)
Closest name: Alone in the Dark (#000066)Relative luminance 0.0109

Tints & shades

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

Harmonies

Complementary

Open in tool →

#666803

#033468 · #370368

#680503 · #036805

Split-complementary

Open in tool →

#683703 · #346803

#680334 · #666803 · #036837

Contrast

#040368 as textRatioAAAA largeAAAFix
Aaon white
17.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #6361fa as the text (4.62:1)
  • AAA: use #8f8dfb as the text (7.37:1)
  • AA: or shift the background to #858585 (4.67:1)
  • AAA: or shift the background to #a6a6a6 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #040368 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

#040368 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #040368
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 #040368 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/040368-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