Color

#15053d

#15053d
hex#15053d
rgbrgb(21, 5, 61)
hslhsl(257, 85%, 13%)
oklchoklch(0.194 0.098 286.6)
Closest name: Quiet Abyss (#160435)Relative luminance 0.006

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2d3d05

#05113d · #31053d

#3d1505 · #053d15

Split-complementary

Open in tool →

#3d3105 · #113d05

#3d0511 · #2d3d05 · #053d31

Contrast

#15053d as textRatioAAAA largeAAAFix
Aaon white
18.73:1passpasspassPasses AAA — no fix needed.
Aaon black
1.12:1failfailfail
  • AA: use #8155f1 as the text (4.5:1)
  • AAA: use #a484f5 as the text (7.2:1)
  • AA: or shift the background to #7d7d7d (4.55:1)
  • AAA: or shift the background to #a1a1a1 (7.25:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #15053d as the background.

Brands using this color

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

Fonts for this mood

#15053d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #15053d
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 #15053d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/15053d-ac9cc4-dfc24e-291f2d-e9ebf1?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