Color

#030f45

#030f45
hex#030f45
rgbrgb(3, 15, 69)
hslhsl(229, 92%, 14%)
oklchoklch(0.207 0.102 265.4)
Closest name: Deadly Depths (#111144)Relative luminance 0.0079

Tints & shades

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

Harmonies

Complementary

Open in tool →

#453903

#033045 · #180345

#45030f · #0f4503

Split-complementary

Open in tool →

#451803 · #304503

#450330 · #453903 · #034518

Contrast

#030f45 as textRatioAAAA largeAAAFix
Aaon white
18.13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.16:1failfailfail
  • AA: use #4a6af7 as the text (4.7:1)
  • AAA: use #768ef9 as the text (7.01:1)
  • AA: or shift the background to #808080 (4.59:1)
  • AAA: or shift the background to #a1a1a1 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #030f45 as the background.

Brands using this color

Fonts for this mood

#030f45 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #030f45
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 #030f45 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/030f45-9c9fc4-df7e4e-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