Color

#02182c

#02182c
hex#02182c
rgbrgb(2, 24, 44)
hslhsl(209, 91%, 9%)
oklchoklch(0.203 0.05 247.7)
Closest name: Dark Knight (#151931)Relative luminance 0.0085

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2c1602

#022c2b · #02032c

#2c0218 · #182c02

Split-complementary

Open in tool →

#2c0203 · #2c2b02

#2b022c · #2c1602 · #032c02

Contrast

#02182c as textRatioAAAA largeAAAFix
Aaon white
17.95:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #0a76db as the text (4.63:1)
  • AAA: use #379af6 as the text (7.12:1)
  • AA: or shift the background to #808080 (4.55:1)
  • AAA: or shift the background to #a3a3a3 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #02182c as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#02182c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #02182c
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 #02182c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/02182c-9cacc4-df4e4e-1f212d-e9f1f1?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