Color

#003b4d

#003b4d
hex#003b4d
rgbrgb(0, 59, 77)
hslhsl(194, 100%, 15%)
oklchoklch(0.328 0.062 225.6)
Closest name: Maniac Mansion (#004058)Relative luminance 0.0366

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4d1200

#004d38 · #00144d

#4d003b · #3b4d00

Split-complementary

Open in tool →

#4d0014 · #4d3800

#38004d · #4d1200 · #144d00

Contrast

#003b4d as textRatioAAAA largeAAAFix
Aaon white
12.12:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #0081a8 as the text (4.71:1)
  • AAA: use #00a4d6 as the text (7.28:1)
  • AA: or shift the background to #9e9e9e (4.52:1)
  • AAA: or shift the background to #c7c7c7 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #003b4d 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

#003b4d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #003b4d
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 #003b4d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/003b4d-9cb6c4-df4e72-1f242d-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