Color

#041b18

#041b18
hex#041b18
rgbrgb(4, 27, 24)
hslhsl(172, 74%, 6%)
oklchoklch(0.202 0.03 183.8)
Closest name: Black Stallion (#0e191c)Relative luminance 0.0088

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b0407

#041b0c · #04121b

#18041b · #1b1804

Split-complementary

Open in tool →

#1b0412 · #1b0c04

#0c041b · #1b0407 · #121b04

Contrast

#041b18 as textRatioAAAA largeAAAFix
Aaon white
17.87:1passpasspassPasses AAA — no fix needed.
Aaon black
1.18:1failfailfail
  • AA: use #148576 as the text (4.65:1)
  • AAA: use #19a995 as the text (7.15:1)
  • AA: or shift the background to #808080 (4.52:1)
  • AAA: or shift the background to #a3a3a3 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #041b18 as the background.

Brands using this color

Fonts for this mood

#041b18 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #041b18
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 #041b18 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/041b18-a2bebe-d459a5-1f292d-e9f1ec?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