Color

#100345

#100345
hex#100345
rgbrgb(16, 3, 69)
hslhsl(252, 92%, 14%)
oklchoklch(0.196 0.112 278.7)
Closest name: Deadly Depths (#111144)Relative luminance 0.006

Tints & shades

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

Harmonies

Complementary

Open in tool →

#374503

#031745 · #310345

#451003 · #034510

Split-complementary

Open in tool →

#453103 · #174503

#450317 · #374503 · #034531

Contrast

#100345 as textRatioAAAA largeAAAFix
Aaon white
18.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #7859f8 as the text (4.58:1)
  • AAA: use #9c85fa as the text (7.15:1)
  • 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 #100345 as the background.

Brands using this color

Fonts for this mood

#100345 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #100345
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 #100345 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/100345-a99cc4-dfb64e-281f2d-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