Color

#16031c

#16031c
hex#16031c
rgbrgb(22, 3, 28)
hslhsl(286, 81%, 6%)
oklchoklch(0.155 0.059 317.9)
Closest name: Crow (#180614)Relative luminance 0.0032

Tints & shades

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

Harmonies

Complementary

Open in tool →

#091c03

#0a031c · #1c0315

#1c1603 · #031c16

Split-complementary

Open in tool →

#151c03 · #031c0a

#1c0a03 · #091c03 · #03151c

Contrast

#16031c as textRatioAAAA largeAAAFix
Aaon white
19.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.06:1failfailfail
  • AA: use #bb26e8 as the text (4.56:1)
  • AAA: use #d16bef as the text (7.06:1)
  • AA: or shift the background to #7a7a7a (4.6:1)
  • AAA: or shift the background to #9c9c9c (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #16031c 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

#16031c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #16031c
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 #16031c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/16031c-bd9fc1-adcb62-2d1f2a-ece9f1?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