Color

#110bcb

#110bcb
hex#110bcb
rgbrgb(17, 11, 203)
hslhsl(242, 90%, 42%)
oklchoklch(0.389 0.258 266.1)
Closest name: mediumblue (#0000cd)Relative luminance 0.0467

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c5cb0b

#0b65cb · #720bcb

#cb110b · #0bcb11

Split-complementary

Open in tool →

#cb720b · #65cb0b

#cb0b65 · #c5cb0b · #0bcb72

Contrast

#110bcb as textRatioAAAA largeAAAFix
Aaon white
10.86:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #645ff7 as the text (4.52:1)
  • AAA: use #8e8bf9 as the text (7.21:1)
  • AA: or shift the background to #a8a8a8 (4.57:1)
  • AAA: or shift the background to #d1d1d1 (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 #110bcb as the background.

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/110bcb-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