Color

#1d2125

#1d2125
hex#1d2125
rgbrgb(29, 33, 37)
hslhsl(210, 12%, 13%)
oklchoklch(0.245 0.01 248.2)
Closest name: Night Demons (#201b20)Relative luminance 0.0148

Tints & shades

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

Harmonies

Complementary

Open in tool →

#25211d

#1d2525 · #1d1d25

#251d21 · #21251d

Split-complementary

Open in tool →

#251d1d · #25251d

#251d25 · #25211d · #1d251d

Contrast

#1d2125 as textRatioAAAA largeAAAFix
Aaon white
16.2:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #697886 as the text (4.63:1)
  • AAA: use #8d99a5 as the text (7.23:1)
  • AA: or shift the background to #878787 (4.51:1)
  • AAA: or shift the background to #ababab (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d2125 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1d2125 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d2125
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 #1d2125 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d2125-9cabc4-df514e-1f202d-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