Color

#010d23

#010d23
hex#010d23
rgbrgb(1, 13, 35)
hslhsl(219, 94%, 7%)
oklchoklch(0.162 0.051 256.6)
Closest name: Mysterious Depths (#060929)Relative luminance 0.0042

Tints & shades

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

Harmonies

Complementary

Open in tool →

#231701

#011e23 · #060123

#23010d · #0d2301

Split-complementary

Open in tool →

#230601 · #1e2301

#23011e · #231701 · #012306

Contrast

#010d23 as textRatioAAAA largeAAAFix
Aaon white
19.39:1passpasspassPasses AAA — no fix needed.
Aaon black
1.08:1failfailfail
  • AA: use #206cf8 as the text (4.56:1)
  • AAA: use #5c93fa as the text (7.01:1)
  • AA: or shift the background to #7a7a7a (4.52:1)
  • AAA: or shift the background to #9c9c9c (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 #010d23 as the background.

Brands using this color

Fonts for this mood

#010d23 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #010d23
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 #010d23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/010d23-9ca5c4-df664e-211f2d-e9f0f1?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