Color

#263f21

#263f21
hex#263f21
rgbrgb(38, 63, 33)
hslhsl(110, 31%, 19%)
oklchoklch(0.338 0.059 140.3)
Closest name: Queen of Trees (#1c401f)Relative luminance 0.0408

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3a213f

#353f21 · #213f2b

#21263f · #3f2126

Split-complementary

Open in tool →

#2b213f · #3f2135

#21353f · #3a213f · #3f2b21

Contrast

#263f21 as textRatioAAAA largeAAAFix
Aaon white
11.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.82:1failfailfail
  • AA: use #4f8245 as the text (4.61:1)
  • AAA: use #65a758 as the text (7.22:1)
  • AA: or shift the background to #a3a3a3 (4.59:1)
  • AAA: or shift the background to #cccccc (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #263f21 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

#263f21 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #263f21
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 #263f21 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/263f21-a3bea2-814edf-1f2d23-eef1e9?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