Color

#051900

#051900
hex#051900
rgbrgb(5, 25, 0)
hslhsl(108, 100%, 5%)
oklchoklch(0.189 0.058 137.8)
Closest name: Cosmic Bit Flip (#001000)Relative luminance 0.0073

Tints & shades

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

Harmonies

Complementary

Open in tool →

#140019

#121900 · #001908

#000519 · #190005

Split-complementary

Open in tool →

#080019 · #190012

#001219 · #140019 · #190800

Contrast

#051900 as textRatioAAAA largeAAAFix
Aaon white
18.33:1passpasspassPasses AAA — no fix needed.
Aaon black
1.15:1failfailfail
  • AA: use #1c8a00 as the text (4.68:1)
  • AAA: use #23ad00 as the text (7.05:1)
  • AA: or shift the background to #808080 (4.64:1)
  • AAA: or shift the background to #a1a1a1 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #051900 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

#051900 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #051900
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 #051900 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/051900-a4bea2-7c4edf-1f2d23-eff1e9?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