Color

#0b3718

#0b3718
hex#0b3718
rgbrgb(11, 55, 24)
hslhsl(138, 67%, 13%)
oklchoklch(0.298 0.072 149.3)
Closest name: Dark Serpent (#113311)Relative luminance 0.0287

Tints & shades

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

Harmonies

Complementary

Open in tool →

#370b2a

#14370b · #0b372e

#180b37 · #37180b

Split-complementary

Open in tool →

#2e0b37 · #370b14

#0b1437 · #370b2a · #372e0b

Contrast

#0b3718 as textRatioAAAA largeAAAFix
Aaon white
13.34:1passpasspassPasses AAA — no fix needed.
Aaon black
1.57:1failfailfail
  • AA: use #1b883c as the text (4.63:1)
  • AAA: use #23af4d as the text (7.31:1)
  • AA: or shift the background to #969696 (4.51:1)
  • AAA: or shift the background to #bdbdbd (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 #0b3718 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

#0b3718 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b3718
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 #0b3718 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b3718-a2beae-be59d4-1f2d29-ebf1e9?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