Color

#232b38

#232b38
hex#232b38
rgbrgb(35, 43, 56)
hslhsl(217, 23%, 18%)
oklchoklch(0.287 0.026 260)
Closest name: Infinity (#222831)Relative luminance 0.0237

Tints & shades

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

Harmonies

Complementary

Open in tool →

#383023

#233638 · #262338

#38232b · #2b3823

Split-complementary

Open in tool →

#382623 · #363823

#382336 · #383023 · #233826

Contrast

#232b38 as textRatioAAAA largeAAAFix
Aaon white
14.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #60769a as the text (4.56:1)
  • AAA: use #8596b2 as the text (7:1)
  • AA: or shift the background to #919191 (4.52:1)
  • AAA: or shift the background to #b8b8b8 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #232b38 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#232b38 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #232b38
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 #232b38 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/232b38-9ca7c4-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