Color

#003300

#003300
hex#003300
rgbrgb(0, 51, 0)
hslhsl(120, 100%, 10%)
oklchoklch(0.278 0.095 142.5)
Closest name: Haunted Hills (#003311)Relative luminance 0.0237

Tints & shades

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

Harmonies

Complementary

Open in tool →

#330033

#1a3300 · #00331a

#000033 · #330000

Split-complementary

Open in tool →

#1a0033 · #33001a

#001a33 · #330033 · #331a00

Contrast

#003300 as textRatioAAAA largeAAAFix
Aaon white
14.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #008a00 as the text (4.64:1)
  • AAA: use #00b300 as the text (7.45:1)
  • AA: or shift the background to #919191 (4.52:1)
  • AAA: or shift the background to #b8b8b8 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #003300 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

#003300 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #003300
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 #003300 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/003300-a2bea5-994edf-1f2d25-edf1e9?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