Color

#152128

#152128
hex#152128
rgbrgb(21, 33, 40)
hslhsl(202, 31%, 12%)
oklchoklch(0.24 0.022 234.5)
Closest name: Sunken Ship (#10252a)Relative luminance 0.014

Tints & shades

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

Harmonies

Complementary

Open in tool →

#281c15

#152826 · #151828

#281521 · #212815

Split-complementary

Open in tool →

#281518 · #282615

#261528 · #281c15 · #182815

Contrast

#152128 as textRatioAAAA largeAAAFix
Aaon white
16.41:1passpasspassPasses AAA — no fix needed.
Aaon black
1.28:1failfailfail
  • AA: use #4f7c96 as the text (4.66:1)
  • AAA: use #739db5 as the text (7.22:1)
  • AA: or shift the background to #878787 (4.57:1)
  • AAA: or shift the background to #ababab (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #152128 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#152128 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #152128
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 #152128 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/152128-9cb1c4-df4e5f-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