Color

#002a3d

#002a3d
hex#002a3d
rgbrgb(0, 42, 61)
hslhsl(199, 100%, 12%)
oklchoklch(0.269 0.056 233.8)
Closest name: Black Box (#0f282f)Relative luminance 0.0199

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d1300

#003d32 · #000b3d

#3d002a · #2a3d00

Split-complementary

Open in tool →

#3d000b · #3d3200

#32003d · #3d1300 · #0b3d00

Contrast

#002a3d as textRatioAAAA largeAAAFix
Aaon white
15.02:1passpasspassPasses AAA — no fix needed.
Aaon black
1.4:1failfailfail
  • AA: use #007db8 as the text (4.63:1)
  • AAA: use #00a0eb as the text (7.23:1)
  • AA: or shift the background to #8f8f8f (4.64:1)
  • AAA: or shift the background to #b3b3b3 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #002a3d 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

#002a3d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #002a3d
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 #002a3d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/002a3d-9cb3c4-df4e66-1f232d-e9f1f0?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