Color

#041525

#041525
hex#041525
rgbrgb(4, 21, 37)
hslhsl(209, 80%, 8%)
oklchoklch(0.19 0.041 247.9)
Closest name: Midnight Edition (#0c121b)Relative luminance 0.007

Tints & shades

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

Harmonies

Complementary

Open in tool →

#251404

#042524 · #040525

#250415 · #152504

Split-complementary

Open in tool →

#250405 · #252404

#240425 · #251404 · #052504

Contrast

#041525 as textRatioAAAA largeAAAFix
Aaon white
18.43:1passpasspassPasses AAA — no fix needed.
Aaon black
1.14:1failfailfail
  • AA: use #1776cf as the text (4.53:1)
  • AAA: use #479ceb as the text (7.22:1)
  • AA: or shift the background to #808080 (4.67:1)
  • AAA: or shift the background to #a1a1a1 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #041525 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#041525 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #041525
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 #041525 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/041525-9cacc4-df4e4e-1f212d-e9f1f1?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