Color

#0b2023

#0b2023
hex#0b2023
rgbrgb(11, 32, 35)
hslhsl(188, 52%, 9%)
oklchoklch(0.228 0.027 207.7)
Closest name: Sunken Ship (#10252a)Relative luminance 0.0123

Tints & shades

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

Harmonies

Complementary

Open in tool →

#230e0b

#0b231a · #0b1423

#230b20 · #20230b

Split-complementary

Open in tool →

#230b14 · #231a0b

#1a0b23 · #230e0b · #14230b

Contrast

#0b2023 as textRatioAAAA largeAAAFix
Aaon white
16.87:1passpasspassPasses AAA — no fix needed.
Aaon black
1.25:1failfailfail
  • AA: use #2c7f8c as the text (4.52:1)
  • AAA: use #3aa6b6 as the text (7.31:1)
  • AA: or shift the background to #858585 (4.57:1)
  • AAA: or shift the background to #a8a8a8 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0b2023 as the background.

Brands using this color

Fonts for this mood

#0b2023 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0b2023
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 #0b2023 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0b2023-a2b7be-df4e81-1f252d-e9f1ee?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