Inspect PaleGreen (#98FB98) in HEX, RGB, HSL, LCH and OKLCH, check its contrast, and copy the value you need.
PaleGreen
#98FB98
Black text reads best on this background, at 16.59:1.
PaleGreen is one of the 148 CSS named colors, and resolves to #98FB98 in every browser. In numbers that is rgb(152, 251, 152) and hsl(120, 93%, 79%). Perceptually it is a very light, moderately saturated color: OKLCH puts its lightness at 90% and its chroma at 0.162. It sits in the greens at 144 degrees of OKLCH hue, and reads as a cool color.
White text only reaches 1.27:1 here, so black text is the safer pairing at 16.59:1. Because it is this light, PaleGreen works best as a page or card background with dark text over it.
The closest CSS named colors to PaleGreen, measured with CIEDE2000, are LightGreen (#90EE90), SpringGreen (#00FF7F), MediumSpringGreen (#00FA9A). If PaleGreen is not quite right, those are the nearest keywords to try before reaching for a custom value.
HEX
#98FB98
RGB
rgb(152, 251, 152)
HSL
hsl(120, 93%, 79%)
HWB
hwb(120 60% 2%)
CMYK
cmyk(39%, 0%, 39%, 2%)
LAB
lab(90.8 -44.84 37.95)
LCH
lch(90.8 58.74 139.76)
OKLCH
oklch(90.35% 0.1624 144.09)
WCAG asks for 4.5:1 between body text and its background. On #98FB98 white text measures 1.27:1 and black text 16.59:1, so black clears it and white does not.
White text on PaleGreen
WCAG 2.2
1.27:1
APCA
Lc 15
Fails AA body text
Fails AAA body text
Fails AA large text
Black text on PaleGreen
WCAG 2.2
16.59:1
APCA
Lc 90
Passes AA body text
Passes AAA body text
Passes AA large text
Check PaleGreen against any other color in the contrast checker.
PaleGreen sits at 90% OKLCH lightness. Holding its hue and chroma and moving only that value carries it up to #EBFFEA and down to #000900, which keeps the family recognizable instead of letting it drift toward gray the way a plain HSL ramp does.
#A1FFA1
20% lighter
#B7FFB5
40% lighter
#CAFFC8
60% lighter
#DBFFDA
80% lighter
#EBFFEA
100% lighter
#65C767
20% darker
#2F9536
40% darker
#006310
60% darker
#003205
80% darker
#000900
100% darker
Build a full accessible scale from #98FB98 in the shade generator.
Hues rotated around #98FB98 in OKLCH, then pulled back into the sRGB gamut. Each swatch is labelled with the nearest CSS named color so you have a keyword to start from.
PaleGreen sits at 144 degrees. Rotating it a half turn lands on 324 degrees, the hue directly opposite. It is the strongest pairing you can make without changing lightness, and the one most likely to vibrate if you use both at full chroma.
The neighbors of PaleGreen at 114 and 174 degrees. They stay close enough to read as the same family, which is what you want for hover states, secondary surfaces and gradients.
144, 264 and 24 degrees divide the wheel into thirds. Balanced enough to carry a whole palette without one color dominating the other two.
Instead of the complement at 324 degrees, this pair flanks it at 294 and 354. You keep most of the contrast of a complementary pairing while losing the harshness.
Explore more combinations around PaleGreen on the color wheel.
The biggest shift is under achromatopsia, where #98FB98 reads as #DFDFDF, 26.2 CIEDE2000 units away. If PaleGreen is the only thing marking a state or a series, roughly one viewer in twelve will miss it.
Protanopia
#FFE693
Deuteranopia
#EDDB9C
Tritanopia
#90F4DC
Achromatopsia
#DFDFDF
The nearest CSS keywords to #98FB98, ranked by perceptual distance rather than by how close their hex digits happen to look.