Color

#030b35

#030b35
hex#030b35
rgbrgb(3, 11, 53)
hslhsl(230, 89%, 11%)
oklchoklch(0.179 0.083 266.3)
Closest name: Infinite Night (#071037)Relative luminance 0.0052

Tints & shades

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

Harmonies

Complementary

Open in tool →

#352d03

#032435 · #140335

#35030b · #0b3503

Split-complementary

Open in tool →

#351403 · #243503

#350324 · #352d03 · #033514

Contrast

#030b35 as textRatioAAAA largeAAAFix
Aaon white
19.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #4d69f5 as the text (4.65:1)
  • AAA: use #7d91f7 as the text (7.27:1)
  • AA: or shift the background to #7d7d7d (4.62:1)
  • AAA: or shift the background to #9e9e9e (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #030b35 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

#030b35 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #030b35
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 #030b35 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/030b35-9c9ec4-df814e-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