Color

#171900

#171900
hex#171900
rgbrgb(23, 25, 0)
hslhsl(65, 100%, 5%)
oklchoklch(0.204 0.046 113.7)
Closest name: Noir Mystique (#1f180a)Relative luminance 0.0088

Tints & shades

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

Harmonies

Complementary

Open in tool →

#020019

#190f00 · #0b1900

#001719 · #190017

Split-complementary

Open in tool →

#000b19 · #0f0019

#00190f · #020019 · #19000b

Contrast

#171900 as textRatioAAAA largeAAAFix
Aaon white
17.86:1passpasspassPasses AAA — no fix needed.
Aaon black
1.18:1failfailfail
  • AA: use #758000 as the text (4.84:1)
  • AAA: use #919e00 as the text (7.09:1)
  • 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 #171900 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#171900 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #171900
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 #171900 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/171900-b8bea2-4e88df-262d1f-f1eee9?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