Color

#030516

#030516
hex#030516
rgbrgb(3, 5, 22)
hslhsl(234, 76%, 5%)
oklchoklch(0.125 0.04 271.3)
Closest name: Obsidian Shard (#060313)Relative luminance 0.0019

Tints & shades

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

Harmonies

Complementary

Open in tool →

#161503

#030f16 · #0b0316

#160305 · #051603

Split-complementary

Open in tool →

#160b03 · #0f1603

#16030f · #161503 · #03160b

Contrast

#030516 as textRatioAAAA largeAAAFix
Aaon white
20.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.04:1failfailfail
  • AA: use #5967e8 as the text (4.53:1)
  • AAA: use #8690ee as the text (7.24:1)
  • AA: or shift the background to #787878 (4.59:1)
  • AAA: or shift the background to #999999 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #030516 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#030516 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #030516
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 #030516 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/030516-9d9cc4-df8a4e-241f2d-e9eef1?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