Color

#153d21

#153d21
hex#153d21
rgbrgb(21, 61, 33)
hslhsl(138, 49%, 16%)
oklchoklch(0.323 0.067 150.8)
Closest name: Queen of Trees (#1c401f)Relative luminance 0.0361

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d1531

#1d3d15 · #153d35

#21153d · #3d2115

Split-complementary

Open in tool →

#35153d · #3d151d

#151d3d · #3d1531 · #3d3515

Contrast

#153d21 as textRatioAAAA largeAAAFix
Aaon white
12.2:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #2e8548 as the text (4.56:1)
  • AAA: use #3bab5c as the text (7.17:1)
  • AA: or shift the background to #9e9e9e (4.55:1)
  • AAA: or shift the background to #c7c7c7 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #153d21 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

#153d21 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #153d21
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 #153d21 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/153d21-a2beae-be59d4-1f2d29-ebf1e9?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