Color

#40263d

#40263d
hex#40263d
rgbrgb(64, 38, 61)
hslhsl(307, 25%, 20%)
oklchoklch(0.311 0.054 330.9)
Closest name: Castro (#44232f)Relative luminance 0.0281

Tints & shades

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

Harmonies

Complementary

Open in tool →

#264029

#362640 · #402630

#3d4026 · #263d40

Split-complementary

Open in tool →

#304026 · #264036

#403626 · #264029 · #263040

Contrast

#40263d as textRatioAAAA largeAAAFix
Aaon white
13.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.56:1failfailfail
  • AA: use #9f6098 as the text (4.6:1)
  • AAA: use #b686b1 as the text (7.03:1)
  • AA: or shift the background to #969696 (4.54:1)
  • AAA: or shift the background to #bdbdbd (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40263d 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

#40263d reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40263d
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 #40263d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40263d-c19fb9-89cb62-2d1f26-eee9f1?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