Color

#031d02

#031d02
hex#031d02
rgbrgb(3, 29, 2)
hslhsl(118, 87%, 6%)
oklchoklch(0.202 0.062 142)
Closest name: Nightmare (#112211)Relative luminance 0.009

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c021d

#101d02 · #021d0e

#02031d · #1d0203

Split-complementary

Open in tool →

#0e021d · #1d0210

#02101d · #1c021d · #1d0e02

Contrast

#031d02 as textRatioAAAA largeAAAFix
Aaon white
17.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.18:1failfailfail
  • AA: use #0e8a0a as the text (4.66:1)
  • AAA: use #12b00c as the text (7.24:1)
  • AA: or shift the background to #808080 (4.5:1)
  • AAA: or shift the background to #a3a3a3 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #031d02 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

#031d02 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #031d02
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 #031d02 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/031d02-a2bea4-944edf-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