Color

#03333a

#03333a
hex#03333a
rgbrgb(3, 51, 58)
hslhsl(188, 90%, 12%)
oklchoklch(0.295 0.049 210)
Closest name: Elite Teal (#133337)Relative luminance 0.0269

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3a0a03

#033a26 · #03173a

#3a0333 · #333a03

Split-complementary

Open in tool →

#3a0317 · #3a2603

#26033a · #3a0a03 · #173a03

Contrast

#03333a as textRatioAAAA largeAAAFix
Aaon white
13.65:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #088396 as the text (4.7:1)
  • AAA: use #0aa5bd as the text (7.13:1)
  • AA: or shift the background to #969696 (4.61:1)
  • AAA: or shift the background to #bababa (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #03333a 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

#03333a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #03333a
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 #03333a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03333a-a2b7be-df4e81-1f252d-e9f1ee?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