Color

#0a012d

#0a012d
hex#0a012d
rgbrgb(10, 1, 45)
hslhsl(252, 96%, 9%)
oklchoklch(0.151 0.085 282.6)
Closest name: Midnight (#03012d)Relative luminance 0.0028

Tints & shades

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

Harmonies

Complementary

Open in tool →

#242d01

#010e2d · #20012d

#2d0a01 · #012d0a

Split-complementary

Open in tool →

#2d2001 · #0e2d01

#2d010e · #242d01 · #012d20

Contrast

#0a012d as textRatioAAAA largeAAAFix
Aaon white
19.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #7a5afc as the text (4.7:1)
  • AAA: use #9f87fd as the text (7.36:1)
  • AA: or shift the background to #787878 (4.51:1)
  • AAA: or shift the background to #9c9c9c (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a012d 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

#0a012d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a012d
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 #0a012d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a012d-a99cc4-dfb64e-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