Color

#0a032a

#0a032a
hex#0a032a
rgbrgb(10, 3, 42)
hslhsl(251, 87%, 9%)
oklchoklch(0.152 0.077 283)
Closest name: Mysterious Depths (#060929)Relative luminance 0.003

Tints & shades

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

Harmonies

Complementary

Open in tool →

#242b03

#03102b · #1e032b

#2b0a03 · #032b0a

Split-complementary

Open in tool →

#2b1e03 · #102b03

#2b0310 · #242b03 · #032b1e

Contrast

#0a032a as textRatioAAAA largeAAAFix
Aaon white
19.82:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #795df4 as the text (4.69:1)
  • AAA: use #9c88f7 as the text (7.28:1)
  • AA: or shift the background to #7a7a7a (4.62:1)
  • AAA: or shift the background to #9c9c9c (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a032a 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

#0a032a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a032a
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 #0a032a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a032a-a89cc4-dfb34e-281f2d-e9ecf1?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