Color

#1f4d3a

#1f4d3a
hex#1f4d3a
rgbrgb(31, 77, 58)
hslhsl(155, 43%, 21%)
oklchoklch(0.382 0.061 163.9)
Closest name: Tropical Forest (#024a43)Relative luminance 0.059

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4d1f32

#1f4d22 · #1f494d

#391f4d · #4d391f

Split-complementary

Open in tool →

#4d1f49 · #4d221f

#221f4d · #4d1f32 · #494d1f

Contrast

#1f4d3a as textRatioAAAA largeAAAFix
Aaon white
9.63:1passpasspassPasses AAA — no fix needed.
Aaon black
2.18:1failfailfail
  • AA: use #348362 as the text (4.57:1)
  • AAA: use #43a87e as the text (7.14:1)
  • AA: or shift the background to #b3b3b3 (4.59:1)
  • AAA: or shift the background to #dedede (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f4d3a as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1f4d3a reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f4d3a
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 #1f4d3a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f4d3a-a2beb6-d459c8-1f2d2d-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