Named color · #33FF00
Signal Green
#33FF00
oklch(0.870 0.290 141.5)
Lab 88.17 -76.25 81.45
HEX
#33FF00
OKLCH
oklch(0.870 0.290 141.5)
CIE Lab
88.17 -76.25 81.45
RGB
51 255 0
Readability
Ag
FailOn white
1.36:1 · Lc 17
Ag
AAAOn #0F172A
13.13:1 · Lc 86
Nearest named siblings
Closest dictionary entries by perceptual Lab distance.
About Signal Green
Signal Green sits at oklch(0.870 0.290 141.5) in OKLCH — lightness, chroma, and hue expressed perceptually — and #33FF00 in sRGB. Use it as a seed in Colorise Pro Studio to grow a token ramp, or send it to the picker to explore harmonies and scales. Browse more named colors in the color names directory.
FAQ
- What is the hex code for Signal Green?
- #33FF00 — also oklch(0.870 0.290 141.5) and Lab 88.17 -76.25 81.45.
- Can I use Signal Green for text on white?
- On white: 1.36:1 (Fail), APCA Lc 17. On dark ink: 13.13:1 (AAA). Check pairs in the contrast tool.