Color

#030c40

#030c40
hex#030c40
rgbrgb(3, 12, 64)
hslhsl(231, 91%, 13%)
oklchoklch(0.195 0.098 266.1)
Closest name: Infinite Night (#071037)Relative luminance 0.0065

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3f3603

#032a3f · #18033f

#3f030c · #0c3f03

Split-complementary

Open in tool →

#3f1803 · #2a3f03

#3f032a · #3f3603 · #033f18

Contrast

#030c40 as textRatioAAAA largeAAAFix
Aaon white
18.58:1passpasspassPasses AAA — no fix needed.
Aaon black
1.13:1failfailfail
  • AA: use #4b65f7 as the text (4.5:1)
  • AAA: use #7b8ef9 as the text (7.08:1)
  • AA: or shift the background to #7d7d7d (4.51:1)
  • AAA: or shift the background to #a1a1a1 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #030c40 as the background.

Brands using this color

Fonts for this mood

#030c40 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #030c40
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 #030c40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/030c40-9c9ec4-df834e-231f2d-e9eef1?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