Color

#113a40

#113a40
hex#113a40
rgbrgb(17, 58, 64)
hslhsl(188, 58%, 16%)
oklchoklch(0.323 0.046 208.7)
Closest name: Royal Neptune (#1c3b42)Relative luminance 0.0352

Colors that go with #113a40

Rust, 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 →

#401711

#11402f · #112240

#40113a · #3a4011

Split-complementary

Open in tool →

#401122 · #402f11

#2f1140 · #401711 · #224011

Contrast

#113a40 as textRatioAAAA largeAAAFix
Aaon white
12.33:1passpasspassPasses AAA — no fix needed.
Aaon black
1.7:1failfailfail
  • AA: use #278391 as the text (4.74:1)
  • AAA: use #30a4b5 as the text (7.1:1)
  • AA: or shift the background to #9e9e9e (4.6:1)
  • AAA: or shift the background to #c4c4c4 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #113a40 as the background.

Brands using this color

Fonts for this mood

#113a40 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #113a40
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 #113a40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/113a40-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