Color

#100e86

#100e86
hex#100e86
rgbrgb(16, 14, 134)
hslhsl(241, 81%, 29%)
oklchoklch(0.297 0.183 268.3)
Closest name: darkblue (#00008b)Relative luminance 0.0215

Colors that go with #100e86

Steel Blue, Charcoal and Cobalt Blue 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 →

#84860e

#0e4886 · #4c0e86

#86100e · #0e8610

Split-complementary

Open in tool →

#864c0e · #48860e

#860e48 · #84860e · #0e864c

Contrast

#100e86 as textRatioAAAA largeAAAFix
Aaon white
14.69:1passpasspassPasses AAA — no fix needed.
Aaon black
1.43:1failfailfail
  • AA: use #6462ef as the text (4.54:1)
  • AAA: use #8d8cf3 as the text (7.18:1)
  • AA: or shift the background to #8f8f8f (4.54:1)
  • AAA: or shift the background to #b3b3b3 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #100e86 as the background.

Brands using this color

Fonts for this mood

#100e86 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #100e86
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 #100e86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/100e86-a19cc4-df9b4e-261f2d-e9edf1?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