Color

#1f1d25

#1f1d25
hex#1f1d25
rgbrgb(31, 29, 37)
hslhsl(255, 12%, 13%)
oklchoklch(0.237 0.015 296.7)
Closest name: Night Demons (#201b20)Relative luminance 0.013

Tints & shades

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

Harmonies

Complementary

Open in tool →

#23251d

#1d1f25 · #231d25

#251f1d · #1d251f

Split-complementary

Open in tool →

#25231d · #1f251d

#251d1f · #23251d · #1d2523

Contrast

#1f1d25 as textRatioAAAA largeAAAFix
Aaon white
16.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #78708f as the text (4.51:1)
  • AAA: use #9892aa as the text (7.03:1)
  • AA: or shift the background to #858585 (4.51:1)
  • AAA: or shift the background to #a8a8a8 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f1d25 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1f1d25 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f1d25
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 #1f1d25 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f1d25-ab9cc4-dfbd4e-291f2d-e9ebf1?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