Color

#090a2a

#090a2a
hex#090a2a
rgbrgb(9, 10, 42)
hslhsl(238, 65%, 10%)
oklchoklch(0.169 0.064 275.8)
Closest name: Mysterious Depths (#060929)Relative luminance 0.0044

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2a2909

#091b2a · #18092a

#2a090a · #0a2a09

Split-complementary

Open in tool →

#2a1809 · #1b2a09

#2a091b · #2a2909 · #092a18

Contrast

#090a2a as textRatioAAAA largeAAAFix
Aaon white
19.29:1passpasspassPasses AAA — no fix needed.
Aaon black
1.09:1failfailfail
  • AA: use #6367de as the text (4.53:1)
  • AAA: use #8d90e7 as the text (7.28:1)
  • AA: or shift the background to #7d7d7d (4.69:1)
  • AAA: or shift the background to #9c9c9c (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #090a2a 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

#090a2a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #090a2a
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 #090a2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/090a2a-9f9cc4-df944e-251f2d-e9edf1?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