Color

#010d38

#010d38
hex#010d38
rgbrgb(1, 13, 56)
hslhsl(227, 96%, 11%)
oklchoklch(0.185 0.086 263.3)
Closest name: Infinite Night (#071037)Relative luminance 0.0058

Tints & shades

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

Harmonies

Complementary

Open in tool →

#372b01

#012837 · #100137

#37010d · #0d3701

Split-complementary

Open in tool →

#371001 · #283701

#370128 · #372b01 · #013710

Contrast

#010d38 as textRatioAAAA largeAAAFix
Aaon white
18.82:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #4169fb as the text (4.64:1)
  • AAA: use #7391fc as the text (7.18:1)
  • AA: or shift the background to #7d7d7d (4.57:1)
  • AAA: or shift the background to #9e9e9e (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #010d38 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

#010d38 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #010d38
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 #010d38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/010d38-9ca0c4-df7a4e-221f2d-e9eff1?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