Color

#111555

#111555
hex#111555
rgbrgb(17, 21, 85)
hslhsl(236, 67%, 20%)
oklchoklch(0.245 0.113 271.8)
Closest name: Interstellar Blue (#001155)Relative luminance 0.0131

Tints & shades

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

Harmonies

Complementary

Open in tool →

#555111

#113855 · #2e1155

#551115 · #155511

Split-complementary

Open in tool →

#552e11 · #385511

#551138 · #555111 · #11552e

Contrast

#111555 as textRatioAAAA largeAAAFix
Aaon white
16.64:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #616ae0 as the text (4.65:1)
  • AAA: use #888ee7 as the text (7.07:1)
  • AA: or shift the background to #858585 (4.51:1)
  • AAA: or shift the background to #ababab (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #111555 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

#111555 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #111555
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 #111555 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/111555-9e9cc4-df8f4e-241f2d-e9eef1?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