Color

#0f232e

#0f232e
hex#0f232e
rgbrgb(15, 35, 46)
hslhsl(201, 51%, 12%)
oklchoklch(0.245 0.033 234.5)
Closest name: Sunken Ship (#10252a)Relative luminance 0.015

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2e1a0f

#0f2e2a · #0f142e

#2e0f23 · #232e0f

Split-complementary

Open in tool →

#2e0f14 · #2e2a0f

#2a0f2e · #2e1a0f · #142e0f

Contrast

#0f232e as textRatioAAAA largeAAAFix
Aaon white
16.15:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #347ba2 as the text (4.5:1)
  • AAA: use #529ec7 as the text (7.07:1)
  • AA: or shift the background to #8a8a8a (4.68:1)
  • AAA: or shift the background to #ababab (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 #0f232e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0f232e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0f232e
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 #0f232e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0f232e-9cb1c4-df4e62-1f222d-e9f1f0?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