Color

#263245

#263245
hex#263245
rgbrgb(38, 50, 69)
hslhsl(217, 29%, 21%)
oklchoklch(0.315 0.038 259.4)
Closest name: Blue Whale (#1e3442)Relative luminance 0.0312

Tints & shades

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

Harmonies

Complementary

Open in tool →

#453926

#264145 · #2a2645

#452632 · #324526

Split-complementary

Open in tool →

#452a26 · #414526

#452641 · #453926 · #26452a

Contrast

#263245 as textRatioAAAA largeAAAFix
Aaon white
12.93:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #5b77a4 as the text (4.62:1)
  • AAA: use #8298ba as the text (7.15:1)
  • AA: or shift the background to #999999 (4.54:1)
  • AAA: or shift the background to #bfbfbf (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 #263245 as the background.

Brands using this color

Fonts for this mood

#263245 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #263245
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 #263245 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/263245-9ca7c4-df624e-201f2d-e9f0f1?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