Color

#001428

#001428
hex#001428
rgbrgb(0, 20, 40)
hslhsl(210, 100%, 8%)
oklchoklch(0.187 0.05 247.9)
Closest name: Corbeau (#111122)Relative luminance 0.0065

Tints & shades

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

Harmonies

Complementary

Open in tool →

#291400

#002929 · #000029

#290014 · #142900

Split-complementary

Open in tool →

#290000 · #292900

#290029 · #291400 · #002900

Contrast

#001428 as textRatioAAAA largeAAAFix
Aaon white
18.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.13:1failfailfail
  • AA: use #0073e6 as the text (4.59:1)
  • AAA: use #3399ff as the text (7.14:1)
  • AA: or shift the background to #7d7d7d (4.51:1)
  • AAA: or shift the background to #a1a1a1 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #001428 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

#001428 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #001428
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 #001428 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/001428-9cabc4-df514e-1f202d-e9f1f1?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