Color

#041b3f

#041b3f
hex#041b3f
rgbrgb(4, 27, 63)
hslhsl(217, 88%, 13%)
oklchoklch(0.229 0.075 258.7)
Closest name: Midnight Mirage (#001f3f)Relative luminance 0.0117

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3e2804

#04383e · #0b043e

#3e041a · #1a3e04

Split-complementary

Open in tool →

#3e0b04 · #383e04

#3e0438 · #3e2804 · #043e0b

Contrast

#041b3f as textRatioAAAA largeAAAFix
Aaon white
17.02:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #1e6ff1 as the text (4.6:1)
  • AAA: use #5c96f5 as the text (7.14:1)
  • AA: or shift the background to #858585 (4.61:1)
  • AAA: or shift the background to #a8a8a8 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #041b3f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#041b3f reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #041b3f
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 #041b3f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/041b3f-9ca7c4-df624e-201f2d-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