#31B759#31B759
#31B759 is a light, vivid green. Relative luminance 0.352; OKLCH L 68.8% C 0.175 H 148.8°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).
Color values
| HEX | #31B759 |
|---|---|
| RGB | rgb(49, 183, 89) |
| HSL | hsl(138, 58%, 45%) |
| HSV | hsv(138, 73%, 72%) |
| CMYK | cmyk(73.2%, 0%, 51.4%, 28.2%) |
| CIE-LAB | lab(65.93, -55.76, 37.52) |
| CIE-LCH | lch(65.93, 67.21, 146.06°) |
| OKLab | oklab(68.76% -0.15 0.0907) |
| OKLCH | oklch(68.76% 0.175 148.8) |
| XYZ | xyz(20.0017, 35.2389, 15.1969) |
| Luminance | 0.3524 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Cool Green
#33B864
ΔE00 1.77
Shamrock
#01B44C
ΔE00 2.10
Medium Green
#39AD48
ΔE00 3.43
Shamrock Green
#02C14D
ΔE00 3.63
Dark Pastel Green
#56AE57
ΔE00 3.90
Dark Mint
#48C072
ΔE00 4.08
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#31B759 #B7318F
analogous
#4CB731 #31B759 #31B79C
triadic
#31B759 #5931B7 #B75931
tetradic
#31B759 #314CB7 #B7318F #B79C31
square
#31B759 #314CB7 #B7318F #B79C31
split-complementary
#31B759 #9C31B7 #B7314C
monochromatic
#17562A #248742 #31B759 #54D179 #84DE9F
Accessibility & contrast
On white
2.61
#31B759 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.05
#31B759 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #31B759
8.05:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##31B759 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##31B759 | 1.00 | 2.61 | 8.05 | 8.05 |
| #FFFFFF | 2.61 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.05 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.05 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#B9A751
Deuteranopia (green-blind)
#A99C60
Tritanopia (blue-blind)
#00B3A1
Achromatopsia (no color)
#A0A0A0
Design tokens & code
CSS
--color: #31b759; /* rgb */ color: rgb(49, 183, 89); /* oklch */ color: oklch(68.8% 0.175 148.8);
Tailwind
colors: {
custom: {
50: '#7cce8a',
500: '#31b759',
950: '#000000',
},
}SCSS
$custom: #31b759; $custom-light: #7cce8a; $custom-dark: #000000;
JSON
{
"hex": "#31b759",
"rgb": {
"r": 49,
"g": 183,
"b": 89
},
"hsl": {
"h": 137.91,
"s": 57.759,
"l": 45.49
},
"oklch": {
"l": 0.68762,
"c": 0.17531,
"h": 148.8
},
"luminance": 0.35241
}Semantic roles & 50–950 ramp
primary
#31B759
secondary
#C87CB1
accent
#47B3E1
background
#F8FCF8
surface
#EFF9F0
border
#CAD2CB
text
#0B140C
muted
#7C827D