Color

#002b8f

#002b8f
hex#002b8f
rgbrgb(0, 43, 143)
hslhsl(222, 100%, 28%)
oklchoklch(0.345 0.17 262.7)
Closest name: Deepsea Kraken (#082599)Relative luminance 0.0371

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8f6400

#00728f · #1d008f

#8f002b · #2b8f00

Split-complementary

Open in tool →

#8f1d00 · #728f00

#8f0072 · #8f6400 · #008f1d

Contrast

#002b8f as textRatioAAAA largeAAAFix
Aaon white
12.05:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #2969ff as the text (4.56:1)
  • AAA: use #6694ff as the text (7.24:1)
  • AA: or shift the background to #a1a1a1 (4.67:1)
  • AAA: or shift the background to #c7c7c7 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #002b8f as the background.

Brands using this color

Fonts for this mood

#002b8f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #002b8f
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 #002b8f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/002b8f-9ca3c4-df6e4e-211f2d-e9eff1?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