Color

#100c32

#100c32
hex#100c32
rgbrgb(16, 12, 50)
hslhsl(246, 61%, 12%)
oklchoklch(0.189 0.072 281.7)
Closest name: Infinite Night (#071037)Relative luminance 0.006

Colors that go with #100c32

Charcoal, Sea Green and Sienna lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2e310c

#0c1b31 · #220c31

#31100c · #0c3110

Split-complementary

Open in tool →

#31220c · #1b310c

#310c1b · #2e310c · #0c3122

Contrast

#100c32 as textRatioAAAA largeAAAFix
Aaon white
18.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #7367da as the text (4.68:1)
  • AAA: use #958ce3 as the text (7.14:1)
  • 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 #100c32 as the background.

Brands using this color

Fonts for this mood

#100c32 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #100c32
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #100c32 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/100c32-a59cc4-dfa74e-271f2d-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