Color

#030a35

#030a35
hex#030a35
rgbrgb(3, 10, 53)
hslhsl(232, 89%, 11%)
oklchoklch(0.177 0.084 266.7)
Closest name: Infinite Night (#071037)Relative luminance 0.0049

Colors that go with #030a35

Charcoal, Rust and Sea Green lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#352e03

#032335 · #150335

#35030a · #0a3503

Split-complementary

Open in tool →

#351503 · #233503

#350323 · #352e03 · #033515

Contrast

#030a35 as textRatioAAAA largeAAAFix
Aaon white
19.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #5167f5 as the text (4.61:1)
  • AAA: use #7d8df7 as the text (7.03:1)
  • 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 #030a35 as the background.

Brands using this color

Fonts for this mood

#030a35 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #030a35
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #030a35 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/030a35-9c9dc4-df864e-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