Color

#110f8f

#110f8f
hex#110f8f
rgbrgb(17, 15, 143)
hslhsl(241, 81%, 31%)
oklchoklch(0.311 0.192 268.1)
Closest name: Everlasting Night (#000099)Relative luminance 0.0244

Colors that go with #110f8f

Crimson, Steel Blue and Charcoal 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 →

#8d8f0f

#0f4d8f · #510f8f

#8f110f · #0f8f11

Split-complementary

Open in tool →

#8f510f · #4d8f0f

#8f0f4d · #8d8f0f · #0f8f51

Contrast

#110f8f as textRatioAAAA largeAAAFix
Aaon white
14.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.49:1failfailfail
  • AA: use #6462ef as the text (4.54:1)
  • AAA: use #8d8cf3 as the text (7.18:1)
  • AA: or shift the background to #949494 (4.65:1)
  • AAA: or shift the background to #b8b8b8 (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 #110f8f as the background.

Brands using this color

Fonts for this mood

#110f8f reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #110f8f
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 #110f8f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/110f8f-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