Color

#5bcd23

#5bcd23
hex#5bcd23
rgbrgb(91, 205, 35)
hslhsl(100, 71%, 47%)
oklchoklch(0.752 0.221 138.2)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.4601

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9423cd

#b1cd23 · #23cd3f

#235bcd · #cd235b

Split-complementary

Open in tool →

#3f23cd · #cd23b1

#23b1cd · #9423cd · #cd3f23

Contrast

#5bcd23 as textRatioAAAA largeAAAFix
Aaon white
2.06:1failfailfail
  • AA: use #3a8316 as the text (4.73:1)
  • AAA: use #2d6411 as the text (7.14:1)
  • AA: or shift the background to #474747 (4.51:1)
  • AAA: or shift the background to #292929 (7.07:1)
Aaon black
10.2:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5bcd23 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #5bcd23
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 #5bcd23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bcd23-a8bea2-694edf-1f2d21-f0f1e9?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