Color

#030c30

#030c30
hex#030c30
rgbrgb(3, 12, 48)
hslhsl(228, 88%, 10%)
oklchoklch(0.175 0.074 265.4)
Closest name: Mysterious Depths (#060929)Relative luminance 0.005

Tints & shades

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

Harmonies

Complementary

Open in tool →

#302703

#032230 · #110330

#30030c · #0c3003

Split-complementary

Open in tool →

#301103 · #223003

#300322 · #302703 · #033011

Contrast

#030c30 as textRatioAAAA largeAAAFix
Aaon white
19.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #496bf3 as the text (4.68:1)
  • AAA: use #7992f6 as the text (7.26:1)
  • AA: or shift the background to #7d7d7d (4.64:1)
  • AAA: or shift the background to #9e9e9e (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #030c30 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

#030c30 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #030c30
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 #030c30 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/030c30-9c9fc4-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