Color

#101f2d

#101f2d
hex#101f2d
rgbrgb(16, 31, 45)
hslhsl(209, 48%, 12%)
oklchoklch(0.233 0.034 247.9)
Closest name: Midnight Dreams (#002233)Relative luminance 0.0128

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2d1e10

#102d2d · #10102d

#2d101f · #1f2d10

Split-complementary

Open in tool →

#2d1010 · #2d2d10

#2d102d · #2d1e10 · #102d10

Contrast

#101f2d as textRatioAAAA largeAAAFix
Aaon white
16.72:1passpasspassPasses AAA — no fix needed.
Aaon black
1.26:1failfailfail
  • AA: use #3e7ab1 as the text (4.62:1)
  • AAA: use #689bca as the text (7.13:1)
  • AA: or shift the background to #858585 (4.53:1)
  • AAA: or shift the background to #a8a8a8 (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 #101f2d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#101f2d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #101f2d
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 #101f2d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/101f2d-9cacc4-df4e4e-1f212d-e9f1f1?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