Color

#151f04

#151f04
hex#151f04
rgbrgb(21, 31, 4)
hslhsl(82, 77%, 7%)
oklchoklch(0.222 0.049 126.7)
Closest name: Nightmare (#112211)Relative luminance 0.0115

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0e0420

#201c04 · #082004

#041620 · #200416

Split-complementary

Open in tool →

#040820 · #1c0420

#04201c · #0e0420 · #200408

Contrast

#151f04 as textRatioAAAA largeAAAFix
Aaon white
17.08:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #598311 as the text (4.68:1)
  • AAA: use #72a716 as the text (7.25:1)
  • AA: or shift the background to #858585 (4.63:1)
  • AAA: or shift the background to #a6a6a6 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #151f04 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

#151f04 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #151f04
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 #151f04 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/151f04-b0bea2-4e5fdf-222d1f-f1f0e9?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