Color

#0155bc

#0155bc
hex#0155bc
rgbrgb(1, 85, 188)
hslhsl(213, 99%, 37%)
oklchoklch(0.473 0.177 258.3)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1013

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bc6801

#01b2bc · #0a01bc

#bc0155 · #55bc01

Split-complementary

Open in tool →

#bc0a01 · #b2bc01

#bc01b2 · #bc6801 · #01bc0a

Contrast

#0155bc as textRatioAAAA largeAAAFix
Aaon white
6.94:1passpassfail
  • AAA: use #0153b7 as the text (7.19:1)
Aaon black
3.03:1failpassfail
  • AA: use #016ef4 as the text (4.54:1)
  • AAA: use #4397fe as the text (7.1:1)
  • AA: or shift the background to #d1d1d1 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0155bc as the background.

Brands using this color

Fonts for this mood

#0155bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0155bc
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 #0155bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0155bc-9ca9c4-df584e-1f202d-e9f0f1?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