#31B748#31B748
#31B748 is a light, vivid green. Relative luminance 0.350; OKLCH L 68.5% C 0.190 H 145.7°. Best body text is #000000 at 8.00:1 contrast (WCAG AA passes).
Color values
| HEX | #31B748 |
|---|---|
| RGB | rgb(49, 183, 72) |
| HSL | hsl(130, 58%, 45%) |
| HSV | hsv(130, 73%, 72%) |
| CMYK | cmyk(73.2%, 0%, 60.7%, 28.2%) |
| CIE-LAB | lab(65.74, -58.09, 45.41) |
| CIE-LCH | lch(65.74, 73.73, 141.98°) |
| OKLab | oklab(68.54% -0.1567 0.1068) |
| OKLCH | oklch(68.54% 0.19 145.7) |
| XYZ | xyz(19.3684, 34.9856, 11.8618) |
| Luminance | 0.3499 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Shamrock
#01B44C
ΔE00 2.18
Shamrock Green
#02C14D
ΔE00 2.90
Medium Green
#39AD48
ΔE00 2.91
Leafy Green
#51B73B
ΔE00 3.47
Kelly Green (survey)
#02AB2E
ΔE00 4.25
Cool Green
#33B864
ΔE00 4.31
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#31B748 #B731A0
analogous
#5DB731 #31B748 #31B78B
triadic
#31B748 #4831B7 #B74831
tetradic
#31B748 #315DB7 #B731A0 #B78B31
square
#31B748 #315DB7 #B731A0 #B78B31
split-complementary
#31B748 #8B31B7 #B7315D
monochromatic
#175622 #248735 #31B748 #54D169 #84DE94
Accessibility & contrast
On white
2.63
#31B748 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.00
#31B748 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #31B748
8.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##31B748 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##31B748 | 1.00 | 2.63 | 8.00 | 8.00 |
| #FFFFFF | 2.63 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.00 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.00 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#BAA63C
Deuteranopia (green-blind)
#AA9C51
Tritanopia (blue-blind)
#00B29F
Achromatopsia (no color)
#A0A0A0
Design tokens & code
CSS
--color: #31b748; /* rgb */ color: rgb(49, 183, 72); /* oklch */ color: oklch(68.5% 0.190 145.7);
Tailwind
colors: {
custom: {
50: '#7dce7f',
500: '#31b748',
950: '#000000',
},
}SCSS
$custom: #31b748; $custom-light: #7dce7f; $custom-dark: #000000;
JSON
{
"hex": "#31b748",
"rgb": {
"r": 49,
"g": 183,
"b": 72
},
"hsl": {
"h": 130.299,
"s": 57.759,
"l": 45.49
},
"oklch": {
"l": 0.68535,
"c": 0.18964,
"h": 145.7
},
"luminance": 0.34988
}Semantic roles & 50–950 ramp
primary
#31B748
secondary
#C87CBB
accent
#47C7E1
background
#F8FCF7
surface
#EFF9EE
border
#CAD2C9
text
#0B140A
muted
#7C827C