Color

#00035c

#00035c
hex#00035c
rgbrgb(0, 3, 92)
hslhsl(238, 100%, 18%)
oklchoklch(0.219 0.146 264.2)
Closest name: Alone in the Dark (#000066)Relative luminance 0.0084

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c5900

#00315c · #2b005c

#5c0003 · #035c00

Split-complementary

Open in tool →

#5c2b00 · #315c00

#5c0031 · #5c5900 · #005c2b

Contrast

#00035c as textRatioAAAA largeAAAFix
Aaon white
17.99:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #5c61ff as the text (4.61:1)
  • AAA: use #8589ff as the text (7.02:1)
  • AA: or shift the background to #808080 (4.55:1)
  • AAA: or shift the background to #a3a3a3 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00035c 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

#00035c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00035c
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 #00035c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00035c-9f9cc4-df944e-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