Color

#0a425c

#0a425c
hex#0a425c
rgbrgb(10, 66, 92)
hslhsl(199, 80%, 20%)
oklchoklch(0.359 0.07 234.8)
Closest name: Maniac Mansion (#004058)Relative luminance 0.0473

Colors that go with #0a425c

Crimson, Royal Blue and Teal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c240a

#0a5c4d · #0a195c

#5c0a42 · #425c0a

Split-complementary

Open in tool →

#5c0a19 · #5c4d0a

#4d0a5c · #5c240a · #195c0a

Contrast

#0a425c as textRatioAAAA largeAAAFix
Aaon white
10.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #137dae as the text (4.57:1)
  • AAA: use #19a2e1 as the text (7.3:1)
  • AA: or shift the background to #a8a8a8 (4.54:1)
  • AAA: or shift the background to #d1d1d1 (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 #0a425c 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

#0a425c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a425c
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #0a425c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a425c-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