Color

#03080c

#03080c
hex#03080c
rgbrgb(3, 8, 12)
hslhsl(207, 60%, 3%)
oklchoklch(0.129 0.015 234.2)
Closest name: Eight Ball (#03050a)Relative luminance 0.0022

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0c0703

#030c0c · #03040c

#0c0308 · #080c03

Split-complementary

Open in tool →

#0c0304 · #0c0c03

#0c030c · #0c0703 · #040c03

Contrast

#03080c as textRatioAAAA largeAAAFix
Aaon white
20.12:1passpasspassPasses AAA — no fix needed.
Aaon black
1.04:1failfailfail
  • AA: use #2e7ab8 as the text (4.59:1)
  • AAA: use #589dd5 as the text (7.2:1)
  • AA: or shift the background to #787878 (4.56:1)
  • AAA: or shift the background to #999999 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #03080c as the background.

Brands using this color

Fonts for this mood

#03080c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #03080c
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 #03080c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03080c-9cadc4-df4e53-1f212d-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