Color

#040e24

#040e24
hex#040e24
rgbrgb(4, 14, 36)
hslhsl(221, 80%, 8%)
oklchoklch(0.169 0.049 261.7)
Closest name: Mysterious Depths (#060929)Relative luminance 0.0047

Tints & shades

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

Harmonies

Complementary

Open in tool →

#251a04

#041f25 · #0a0425

#25040e · #0e2504

Split-complementary

Open in tool →

#250a04 · #1f2504

#25041f · #251a04 · #04250a

Contrast

#040e24 as textRatioAAAA largeAAAFix
Aaon white
19.21:1passpasspassPasses AAA — no fix needed.
Aaon black
1.09:1failfailfail
  • AA: use #356ee9 as the text (4.56:1)
  • AAA: use #6c95ef as the text (7.18:1)
  • AA: or shift the background to #7d7d7d (4.67:1)
  • AAA: or shift the background to #9e9e9e (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #040e24 as the background.

Brands using this color

Fonts for this mood

#040e24 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #040e24
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 #040e24 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/040e24-9ca4c4-df6b4e-211f2d-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