Color

#3a641b

#3a641b
hex#3a641b
rgbrgb(58, 100, 27)
hslhsl(95, 57%, 25%)
oklchoklch(0.456 0.113 134.6)
Closest name: Greenhouse (#3e6334)Relative luminance 0.1009

Tints & shades

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

Harmonies

Complementary

Open in tool →

#461b64

#5e641b · #1b6421

#1b3a64 · #641b3a

Split-complementary

Open in tool →

#211b64 · #641b5e

#1b5e64 · #461b64 · #64211b

Contrast

#3a641b as textRatioAAAA largeAAAFix
Aaon white
6.96:1passpassfail
  • AAA: use #37601a as the text (7.37:1)
Aaon black
3.02:1failpassfail
  • AA: use #4c8424 as the text (4.63:1)
  • AAA: use #61a82e as the text (7.15:1)
  • AA: or shift the background to #d1d1d1 (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a641b 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

#3a641b reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a641b
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 #3a641b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a641b-aabea2-5d4edf-1f2d20-f0f1e9?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