Color

#381f2e

#381f2e
hex#381f2e
rgbrgb(56, 31, 46)
hslhsl(324, 29%, 17%)
oklchoklch(0.278 0.045 343.7)
Closest name: Black-Hearted (#3e1825)Relative luminance 0.0202

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f3829

#351f38 · #381f21

#2e381f · #1f2e38

Split-complementary

Open in tool →

#21381f · #1f3835

#38351f · #1f3829 · #1f2138

Contrast

#381f2e as textRatioAAAA largeAAAFix
Aaon white
14.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.4:1failfailfail
  • AA: use #a65e89 as the text (4.58:1)
  • AAA: use #bc85a6 as the text (7.04:1)
  • AA: or shift the background to #8f8f8f (4.63:1)
  • AAA: or shift the background to #b3b3b3 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #381f2e 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

#381f2e reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #381f2e
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 #381f2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/381f2e-c19faf-6bcb62-2d1f22-f0e9f1?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