Color

#03364a

#03364a
hex#03364a
rgbrgb(3, 54, 74)
hslhsl(197, 92%, 15%)
oklchoklch(0.313 0.061 231)
Closest name: Nordic Noir (#003344)Relative luminance 0.0315

Tints & shades

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

Harmonies

Complementary

Open in tool →

#491703

#03493a · #031249

#490335 · #354903

Split-complementary

Open in tool →

#490312 · #493a03

#3a0349 · #491703 · #124903

Contrast

#03364a as textRatioAAAA largeAAAFix
Aaon white
12.88:1passpasspassPasses AAA — no fix needed.
Aaon black
1.63:1failfailfail
  • AA: use #077dab as the text (4.53:1)
  • AAA: use #09a0dc as the text (7.07:1)
  • AA: or shift the background to #999999 (4.52:1)
  • AAA: or shift the background to #bfbfbf (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #03364a 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

#03364a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #03364a
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 #03364a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03364a-9cb4c4-df4e6b-1f232d-e9f1ef?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