Color

#010c3d

#010c3d
hex#010c3d
rgbrgb(1, 12, 61)
hslhsl(229, 97%, 12%)
oklchoklch(0.189 0.095 264.1)
Closest name: Infinite Night (#071037)Relative luminance 0.0061

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3c3101

#01293c · #14013c

#3c010c · #0c3c01

Split-complementary

Open in tool →

#3c1401 · #293c01

#3c0129 · #3c3101 · #013c14

Contrast

#010c3d as textRatioAAAA largeAAAFix
Aaon white
18.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #4567fc as the text (4.6:1)
  • AAA: use #7790fd as the text (7.19:1)
  • AA: or shift the background to #7d7d7d (4.55:1)
  • AAA: or shift the background to #a1a1a1 (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 #010c3d as the background.

Brands using this color

Fonts for this mood

#010c3d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #010c3d
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 #010c3d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/010c3d-9c9fc4-df7e4e-231f2d-e9eef1?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