Color

#263b39

#263b39
hex#263b39
rgbrgb(38, 59, 57)
hslhsl(174, 22%, 19%)
oklchoklch(0.334 0.027 188.5)
Closest name: Royal Neptune (#1c3b42)Relative luminance 0.0384

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3b2628

#263b2e · #26333b

#39263b · #3b3926

Split-complementary

Open in tool →

#3b2633 · #3b2e26

#2e263b · #3b2628 · #333b26

Contrast

#263b39 as textRatioAAAA largeAAAFix
Aaon white
11.88:1passpasspassPasses AAA — no fix needed.
Aaon black
1.77:1failfailfail
  • AA: use #52807b as the text (4.73:1)
  • AAA: use #6aa09a as the text (7.11:1)
  • AA: or shift the background to #a1a1a1 (4.6:1)
  • AAA: or shift the background to #c7c7c7 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #263b39 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

#263b39 reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #263b39
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 #263b39 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/263b39-a2bebe-d459a1-1f292d-e9f1ed?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