Color

#0a423e

#0a423e
hex#0a423e
rgbrgb(10, 66, 62)
hslhsl(176, 74%, 15%)
oklchoklch(0.344 0.055 187.7)
Closest name: Botanical Night (#12403c)Relative luminance 0.0431

Tints & shades

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

Harmonies

Complementary

Open in tool →

#430a0e

#0a4322 · #0a2a43

#3f0a43 · #433f0a

Split-complementary

Open in tool →

#430a2a · #43220a

#220a43 · #430a0e · #2a430a

Contrast

#0a423e as textRatioAAAA largeAAAFix
Aaon white
11.28:1passpasspassPasses AAA — no fix needed.
Aaon black
1.86:1failfailfail
  • AA: use #14857e as the text (4.69:1)
  • AAA: use #19a99f as the text (7.22:1)
  • AA: or shift the background to #a6a6a6 (4.63:1)
  • AAA: or shift the background to #cccccc (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0a423e as the background.

Brands using this color

Fonts for this mood

#0a423e reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0a423e
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 #0a423e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0a423e-a2bdbe-d4599d-1f282d-e9f1ed?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