Color

#041b77

#041b77
hex#041b77
rgbrgb(4, 27, 119)
hslhsl(228, 93%, 24%)
oklchoklch(0.291 0.156 264.7)
Closest name: midnightblue (#191970)Relative luminance 0.0214

Tints & shades

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

Harmonies

Complementary

Open in tool →

#765f04

#045476 · #260476

#76041b · #1b7604

Split-complementary

Open in tool →

#762604 · #547604

#760454 · #765f04 · #047626

Contrast

#041b77 as textRatioAAAA largeAAAFix
Aaon white
14.7:1passpasspassPasses AAA — no fix needed.
Aaon black
1.43:1failfailfail
  • AA: use #4468f8 as the text (4.58:1)
  • AAA: use #7590fa as the text (7.13:1)
  • AA: or shift the background to #8f8f8f (4.55:1)
  • AAA: or shift the background to #b3b3b3 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #041b77 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

#041b77 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #041b77
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 #041b77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/041b77-9c9fc4-df7c4e-231f2d-e9eff1?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