Color

#110bb1

#110bb1
hex#110bb1
rgbrgb(17, 11, 177)
hslhsl(242, 88%, 37%)
oklchoklch(0.354 0.231 266.7)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0353

Colors that go with #110bb1

Charcoal, Crimson and Cornflower 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 →

#acb10b

#0b59b1 · #640bb1

#b1110b · #0bb111

Split-complementary

Open in tool →

#b1640b · #59b10b

#b10b59 · #acb10b · #0bb164

Contrast

#110bb1 as textRatioAAAA largeAAAFix
Aaon white
12.31:1passpasspassPasses AAA — no fix needed.
Aaon black
1.71:1failfailfail
  • AA: use #6661f5 as the text (4.59:1)
  • AAA: use #908cf8 as the text (7.29:1)
  • AA: or shift the background to #9e9e9e (4.59:1)
  • AAA: or shift the background to #c4c4c4 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #110bb1 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#110bb1 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #110bb1
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 #110bb1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/110bb1-a29cc4-df9e4e-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