Color

#100192

#100192
hex#100192
rgbrgb(16, 1, 146)
hslhsl(246, 99%, 29%)
oklchoklch(0.304 0.202 267.8)
Closest name: Everlasting Night (#000099)Relative luminance 0.0221

Colors that go with #100192

Steel Blue, Cobalt Blue and Crimson 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 →

#859301

#013b93 · #590193

#930f01 · #01930f

Split-complementary

Open in tool →

#935901 · #3b9301

#93013b · #859301 · #019359

Contrast

#100192 as textRatioAAAA largeAAAFix
Aaon white
14.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.44:1failfailfail
  • AA: use #6d5dfe as the text (4.65:1)
  • AAA: use #968afe as the text (7.36:1)
  • AA: or shift the background to #8f8f8f (4.5:1)
  • AAA: or shift the background to #b5b5b5 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #100192 as the background.

Brands using this color

Fonts for this mood

#100192 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #100192
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 #100192 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/100192-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