Color

#232b39

#232b39
hex#232b39
rgbrgb(35, 43, 57)
hslhsl(218, 24%, 18%)
oklchoklch(0.288 0.028 261.5)
Closest name: Haiti (#2c2a35)Relative luminance 0.0238

Tints & shades

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

Harmonies

Complementary

Open in tool →

#393123

#233639 · #262339

#39232b · #2b3923

Split-complementary

Open in tool →

#392623 · #363923

#392336 · #393123 · #233926

Contrast

#232b39 as textRatioAAAA largeAAAFix
Aaon white
14.23:1passpasspassPasses AAA — no fix needed.
Aaon black
1.48:1failfailfail
  • AA: use #5f759b as the text (4.5:1)
  • AAA: use #8798b5 as the text (7.19:1)
  • AA: or shift the background to #919191 (4.51:1)
  • AAA: or shift the background to #b8b8b8 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #232b39 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#232b39 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #232b39
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 #232b39 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/232b39-9ca6c4-df644e-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