Color

#06306f

#06306f
hex#06306f
rgbrgb(6, 48, 111)
hslhsl(216, 90%, 23%)
oklchoklch(0.325 0.118 259.4)
Closest name: Atlantic Navy (#13336f)Relative luminance 0.033

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6f4506

#06656f · #10066f

#6f0630 · #306f06

Split-complementary

Open in tool →

#6f1006 · #656f06

#6f0665 · #6f4506 · #066f10

Contrast

#06306f as textRatioAAAA largeAAAFix
Aaon white
12.65:1passpasspassPasses AAA — no fix needed.
Aaon black
1.66:1failfailfail
  • AA: use #166ff3 as the text (4.6:1)
  • AAA: use #5596f6 as the text (7.08:1)
  • AA: or shift the background to #9c9c9c (4.61:1)
  • AAA: or shift the background to #c2c2c2 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #06306f 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

#06306f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #06306f
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 #06306f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/06306f-9ca7c4-df5f4e-201f2d-e9f0f1?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