Color

#041bec

#041bec
hex#041bec
rgbrgb(4, 27, 236)
hslhsl(234, 97%, 47%)
oklchoklch(0.44 0.286 264.5)
Closest name: Blue Overdose (#0020ef)Relative luminance 0.0687

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ecd504

#048fec · #6104ec

#ec041b · #1bec04

Split-complementary

Open in tool →

#ec6104 · #8fec04

#ec048f · #ecd504 · #04ec61

Contrast

#041bec as textRatioAAAA largeAAAFix
Aaon white
8.85:1passpasspassPasses AAA — no fix needed.
Aaon black
2.37:1failfailfail
  • AA: use #5465fc as the text (4.64:1)
  • AAA: use #818efd as the text (7.22:1)
  • AA: or shift the background to #bababa (4.56:1)
  • AAA: or shift the background to #e6e6e6 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #041bec as the background.

Brands using this color

Fonts for this mood

#041bec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #041bec
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 #041bec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/041bec-9d9cc4-df8a4e-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