#99FE59#99FE59
#99FE59 is a very light, highly saturated yellow-green. Relative luminance 0.784; OKLCH L 90.3% C 0.220 H 135.5°. Best body text is #000000 at 16.68:1 contrast (WCAG AA passes).
Color values
| HEX | #99FE59 |
|---|---|
| RGB | rgb(153, 254, 89) |
| HSL | hsl(97, 99%, 67%) |
| HSV | hsv(97, 65%, 100%) |
| CMYK | cmyk(39.8%, 0%, 65%, 0.4%) |
| CIE-LAB | lab(90.95, -56.34, 67.18) |
| CIE-LCH | lch(90.95, 87.68, 129.99°) |
| OKLab | oklab(90.3% -0.1567 0.1541) |
| OKLCH | oklch(90.3% 0.22 135.5) |
| XYZ | xyz(50.3807, 78.3745, 21.9224) |
| Luminance | 0.7838 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Light Grass Green
#9AF764
ΔE00 2.03
Key Lime
#AEFF6E
ΔE00 2.54
Light Lime
#AEFD6C
ΔE00 2.59
Pale Lime Green
#B1FF65
ΔE00 2.65
Spring Green (survey)
#A9F971
ΔE00 3.05
Light Lime Green
#B9FF66
ΔE00 3.69
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#99FE59 #BE59FE
analogous
#ECFE59 #99FE59 #59FE6B
triadic
#99FE59 #5999FE #FE5999
tetradic
#99FE59 #59ECFE #BE59FE #FE6B59
square
#99FE59 #59ECFE #BE59FE #FE6B59
split-complementary
#99FE59 #6B59FE #FE59EC
monochromatic
#56DB01 #74FE1C #99FE59 #BEFE96 #E4FFD3
Accessibility & contrast
On white
1.26
#99FE59 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
16.68
#99FE59 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #99FE59
16.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##99FE59 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##99FE59 | 1.00 | 1.26 | 16.68 | 16.68 |
| #FFFFFF | 1.26 | 1.00 | 21.00 | 21.00 |
| #000000 | 16.68 | 21.00 | 1.00 | 1.00 |
| ##000000 | 16.68 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#FFEA43
Deuteranopia (green-blind)
#F9E267
Tritanopia (blue-blind)
#96F5DC
Achromatopsia (no color)
#E5E5E5
Design tokens & code
CSS
--color: #99fe59; /* rgb */ color: rgb(153, 254, 89); /* oklch */ color: oklch(90.3% 0.220 135.5);
Tailwind
colors: {
custom: {
50: '#bdff8f',
500: '#99fe59',
950: '#000000',
},
}SCSS
$custom: #99fe59; $custom-light: #bdff8f; $custom-dark: #000000;
JSON
{
"hex": "#99fe59",
"rgb": {
"r": 153,
"g": 254,
"b": 89
},
"hsl": {
"h": 96.727,
"s": 98.802,
"l": 67.255
},
"oklch": {
"l": 0.90302,
"c": 0.21972,
"h": 135.5
},
"luminance": 0.78377
}Semantic roles & 50–950 ramp
primary
#99FE59
secondary
#9127D4
accent
#00E68C
background
#FDFFFC
surface
#F9FFF4
border
#D2D7CE
text
#13180D
muted
#82867F