Color

#152d3d

#152d3d
hex#152d3d
rgbrgb(21, 45, 61)
hslhsl(204, 49%, 16%)
oklchoklch(0.286 0.042 239.7)
Closest name: Eternal Darkness (#1c2841)Relative luminance 0.0237

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d2515

#153d39 · #15193d

#3d152d · #2d3d15

Split-complementary

Open in tool →

#3d1519 · #3d3915

#39153d · #3d2515 · #193d15

Contrast

#152d3d as textRatioAAAA largeAAAFix
Aaon white
14.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.47:1failfailfail
  • AA: use #397ba7 as the text (4.57:1)
  • AAA: use #5c9cc7 as the text (7.04:1)
  • AA: or shift the background to #919191 (4.52:1)
  • AAA: or shift the background to #b8b8b8 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #152d3d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#152d3d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #152d3d
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 #152d3d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/152d3d-9cafc4-df4e5a-1f222d-e9f1f0?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