Color

#1d1825

#1d1825
hex#1d1825
rgbrgb(29, 24, 37)
hslhsl(263, 21%, 12%)
oklchoklch(0.221 0.026 301.9)
Closest name: Violet Void (#1a161d)Relative luminance 0.0105

Tints & shades

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

Harmonies

Complementary

Open in tool →

#202518

#181a25 · #241825

#251d18 · #18251d

Split-complementary

Open in tool →

#252418 · #1a2518

#25181a · #202518 · #182524

Contrast

#1d1825 as textRatioAAAA largeAAAFix
Aaon white
17.36:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #816ea0 as the text (4.67:1)
  • AAA: use #9f90b6 as the text (7.14:1)
  • AA: or shift the background to #828282 (4.52:1)
  • AAA: or shift the background to #a6a6a6 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d1825 as the background.

Brands using this color

Fonts for this mood

#1d1825 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d1825
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 #1d1825 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d1825-b09cc4-dfd04e-2b1f2d-e9eaf1?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