Color

#1d4e37

#1d4e37
hex#1d4e37
rgbrgb(29, 78, 55)
hslhsl(152, 46%, 21%)
oklchoklch(0.383 0.067 160.4)
Closest name: Zucchini (#17462e)Relative luminance 0.0599

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4e1d34

#1d4e1f · #1d4d4e

#371d4e · #4e371d

Split-complementary

Open in tool →

#4e1d4d · #4e1f1d

#1f1d4e · #4e1d34 · #4d4e1d

Contrast

#1d4e37 as textRatioAAAA largeAAAFix
Aaon white
9.56:1passpasspassPasses AAA — no fix needed.
Aaon black
2.2:1failfailfail
  • AA: use #32865f as the text (4.71:1)
  • AAA: use #3ea876 as the text (7.07:1)
  • AA: or shift the background to #b3b3b3 (4.56:1)
  • AAA: or shift the background to #dedede (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 #1d4e37 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#1d4e37 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d4e37
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 #1d4e37 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d4e37-a2beb4-d459ce-1f2d2d-e9f1ea?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