Color

#1f4d42

#1f4d42
hex#1f4d42
rgbrgb(31, 77, 66)
hslhsl(166, 43%, 21%)
oklchoklch(0.384 0.054 175.3)
Closest name: Tropical Forest (#024a43)Relative luminance 0.0599

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4d1f29

#1f4d2b · #1f404d

#421f4d · #4d421f

Split-complementary

Open in tool →

#4d1f40 · #4d2b1f

#2b1f4d · #4d1f29 · #404d1f

Contrast

#1f4d42 as textRatioAAAA largeAAAFix
Aaon white
9.55:1passpasspassPasses AAA — no fix needed.
Aaon black
2.2:1failfailfail
  • AA: use #348371 as the text (4.63:1)
  • AAA: use #43a890 as the text (7.24:1)
  • 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 #1f4d42 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1f4d42 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f4d42
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 #1f4d42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f4d42-a2bebb-d459b1-1f2a2d-e9f1ec?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