Color

#0a1842

#0a1842
hex#0a1842
rgbrgb(10, 24, 66)
hslhsl(225, 74%, 15%)
oklchoklch(0.228 0.082 266)
Closest name: Deadly Depths (#111144)Relative luminance 0.0111

Tints & shades

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

Harmonies

Complementary

Open in tool →

#43340a

#0a3443 · #180a43

#430a18 · #18430a

Split-complementary

Open in tool →

#43180a · #34430a

#430a34 · #43340a · #0a4318

Contrast

#0a1842 as textRatioAAAA largeAAAFix
Aaon white
17.18:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #456ce3 as the text (4.51:1)
  • AAA: use #7593ea as the text (7.12:1)
  • AA: or shift the background to #858585 (4.66:1)
  • AAA: or shift the background to #a6a6a6 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a1842 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

#0a1842 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a1842
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 #0a1842 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a1842-9ca1c4-df754e-221f2d-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