Color

#023f4a

#023f4a
hex#023f4a
rgbrgb(2, 63, 74)
hslhsl(189, 95%, 15%)
oklchoklch(0.338 0.059 214.2)
Closest name: Sunken Harbour (#1c3d44)Relative luminance 0.0406

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4b0d02

#024b31 · #021b4b

#4b0240 · #404b02

Split-complementary

Open in tool →

#4b021b · #4b3102

#31024b · #4b0d02 · #1b4b02

Contrast

#023f4a as textRatioAAAA largeAAAFix
Aaon white
11.59:1passpasspassPasses AAA — no fix needed.
Aaon black
1.81:1failfailfail
  • AA: use #04849a as the text (4.77:1)
  • AAA: use #05a6c2 as the text (7.24:1)
  • AA: or shift the background to #a3a3a3 (4.59:1)
  • AAA: or shift the background to #cccccc (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #023f4a 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

#023f4a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #023f4a
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 #023f4a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/023f4a-a2b7be-df4e7e-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