Color

#040330

#040330
hex#040330
rgbrgb(4, 3, 48)
hslhsl(241, 88%, 10%)
oklchoklch(0.154 0.087 271.2)
Closest name: Midnight (#03012d)Relative luminance 0.003

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2f3003

#031930 · #1a0330

#300403 · #033004

Split-complementary

Open in tool →

#301a03 · #193003

#300319 · #2f3003 · #03301a

Contrast

#040330 as textRatioAAAA largeAAAFix
Aaon white
19.8:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #6361f5 as the text (4.56:1)
  • AAA: use #8e8cf8 as the text (7.26:1)
  • AA: or shift the background to #7a7a7a (4.61:1)
  • AAA: or shift the background to #9c9c9c (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #040330 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

#040330 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #040330
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 #040330 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/040330-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