#31C257#31C257
#31C257 is a light, vivid green. Relative luminance 0.399; OKLCH L 71.6% C 0.191 H 147.6°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #31C257 |
|---|---|
| RGB | rgb(49, 194, 87) |
| HSL | hsl(136, 60%, 48%) |
| HSV | hsv(136, 75%, 76%) |
| CMYK | cmyk(74.7%, 0%, 55.2%, 23.9%) |
| CIE-LAB | lab(69.41, -59.89, 42.73) |
| CIE-LCH | lch(69.41, 73.57, 144.49°) |
| OKLab | oklab(71.63% -0.1611 0.1022) |
| OKLCH | oklch(71.63% 0.191 147.6) |
| XYZ | xyz(22.2770, 39.9221, 15.5467) |
| Luminance | 0.3992 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Shamrock Green
#02C14D
ΔE00 1.52
Algae Green
#21C36F
ΔE00 4.07
Cool Green
#33B864
ΔE00 4.10
Shamrock
#01B44C
ΔE00 4.15
Dark Mint
#48C072
ΔE00 4.49
Emerald
#50C878
ΔE00 4.86
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#31C257 #C2319C
analogous
#54C231 #31C257 #31C29F
triadic
#31C257 #5731C2 #C25731
tetradic
#31C257 #3154C2 #C2319C #C29F31
square
#31C257 #3154C2 #C2319C #C29F31
split-complementary
#31C257 #9F31C2 #C23154
monochromatic
#18602B #259141 #31C257 #5BD67B #8CE2A2
Accessibility & contrast
On white
2.34
#31C257 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.99
#31C257 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #31C257
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##31C257 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##31C257 | 1.00 | 2.34 | 8.99 | 8.99 |
| #FFFFFF | 2.34 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#C4B14D
Deuteranopia (green-blind)
#B4A55F
Tritanopia (blue-blind)
#00BEAA
Achromatopsia (no color)
#A9A9A9
Design tokens & code
CSS
--color: #31c257; /* rgb */ color: rgb(49, 194, 87); /* oklch */ color: oklch(71.6% 0.191 147.6);
Tailwind
colors: {
custom: {
50: '#7fd689',
500: '#31c257',
950: '#000000',
},
}SCSS
$custom: #31c257; $custom-light: #7fd689; $custom-dark: #000000;
JSON
{
"hex": "#31c257",
"rgb": {
"r": 49,
"g": 194,
"b": 87
},
"hsl": {
"h": 135.724,
"s": 59.671,
"l": 47.647
},
"oklch": {
"l": 0.71634,
"c": 0.19078,
"h": 147.6
},
"luminance": 0.39925
}Semantic roles & 50–950 ramp
primary
#31C257
secondary
#CC83B9
accent
#45B9E3
background
#F8FDF8
surface
#F0FAF0
border
#CBD3CB
text
#0C140C
muted
#7D837D