Color

#0d0d17

#0d0d17
hex#0d0d17
rgbrgb(13, 13, 23)
hslhsl(240, 28%, 7%)
oklchoklch(0.164 0.021 283.9)
Closest name: Midnight Oil (#0b0c14)Relative luminance 0.0044

Tints & shades

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

Harmonies

Complementary

Open in tool →

#17170d

#0d1217 · #120d17

#170d0d · #0d170d

Split-complementary

Open in tool →

#17120d · #12170d

#170d12 · #17170d · #0d1712

Contrast

#0d0d17 as textRatioAAAA largeAAAFix
Aaon white
19.32:1passpasspassPasses AAA — no fix needed.
Aaon black
1.09:1failfailfail
  • AA: use #6f6fae as the text (4.56:1)
  • AAA: use #9393c2 as the text (7.19:1)
  • AA: or shift the background to #7a7a7a (4.5:1)
  • AAA: or shift the background to #9c9c9c (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0d0d17 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0d0d17 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0d0d17
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 #0d0d17 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0d0d17-a19cc4-df994e-251f2d-e9edf1?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