Color

#232c3e

#232c3e
hex#232c3e
rgbrgb(35, 44, 62)
hslhsl(220, 28%, 19%)
oklchoklch(0.293 0.035 263.8)
Closest name: Eternal Darkness (#1c2841)Relative luminance 0.0251

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3e3523

#23393e · #27233e

#3e232c · #2c3e23

Split-complementary

Open in tool →

#3e2723 · #393e23

#3e2339 · #3e3523 · #233e27

Contrast

#232c3e as textRatioAAAA largeAAAFix
Aaon white
13.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.5:1failfailfail
  • AA: use #5f76a5 as the text (4.62:1)
  • AAA: use #8698bb as the text (7.22:1)
  • AA: or shift the background to #949494 (4.61:1)
  • AAA: or shift the background to #b8b8b8 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #232c3e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#232c3e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #232c3e
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 #232c3e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/232c3e-9ca5c4-df694e-211f2d-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