Color

#063a46

#063a46
hex#063a46
rgbrgb(6, 58, 70)
hslhsl(191, 84%, 15%)
oklchoklch(0.323 0.055 218)
Closest name: Royal Neptune (#1c3b42)Relative luminance 0.0351

Colors that go with #063a46

Crimson, Sienna and Steel Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#461206

#064632 · #061a46

#46063b · #3b4606

Split-complementary

Open in tool →

#46061a · #463206

#320646 · #461206 · #1a4606

Contrast

#063a46 as textRatioAAAA largeAAAFix
Aaon white
12.34:1passpasspassPasses AAA — no fix needed.
Aaon black
1.7:1failfailfail
  • AA: use #0d819b as the text (4.63:1)
  • AAA: use #11a4c5 as the text (7.14:1)
  • AA: or shift the background to #9e9e9e (4.61:1)
  • AAA: or shift the background to #c4c4c4 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #063a46 as the background.

Brands using this color

Fonts for this mood

#063a46 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #063a46
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #063a46 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/063a46-a2b6be-df4e7a-1f252d-e9f1ef?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