#31B744#31B744
#31B744 is a light, vivid green. Relative luminance 0.349; OKLCH L 68.5% C 0.193 H 145.1°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #31B744 |
|---|---|
| RGB | rgb(49, 183, 68) |
| HSL | hsl(129, 58%, 45%) |
| HSV | hsv(129, 73%, 72%) |
| CMYK | cmyk(73.2%, 0%, 62.8%, 28.2%) |
| CIE-LAB | lab(65.70, -58.56, 47.16) |
| CIE-LCH | lch(65.70, 75.18, 141.15°) |
| OKLab | oklab(68.49% -0.1581 0.1102) |
| OKLCH | oklch(68.49% 0.193 145.1) |
| XYZ | xyz(19.2422, 34.9351, 11.1968) |
| Luminance | 0.3494 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Shamrock
#01B44C
ΔE00 2.55
Shamrock Green
#02C14D
ΔE00 3.01
Medium Green
#39AD48
ΔE00 3.08
Leafy Green
#51B73B
ΔE00 3.08
Kelly Green (survey)
#02AB2E
ΔE00 4.05
Green (survey)
#15B01A
ΔE00 4.09
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#31B744 #B731A4
analogous
#61B731 #31B744 #31B787
triadic
#31B744 #4431B7 #B74431
tetradic
#31B744 #3161B7 #B731A4 #B78731
square
#31B744 #3161B7 #B731A4 #B78731
split-complementary
#31B744 #8731B7 #B73161
monochromatic
#175620 #248732 #31B744 #54D166 #84DE91
Accessibility & contrast
On white
2.63
#31B744 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.99
#31B744 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #31B744
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##31B744 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##31B744 | 1.00 | 2.63 | 7.99 | 7.99 |
| #FFFFFF | 2.63 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#BAA637
Deuteranopia (green-blind)
#AB9B4E
Tritanopia (blue-blind)
#00B29F
Achromatopsia (no color)
#A0A0A0
Design tokens & code
CSS
--color: #31b744; /* rgb */ color: rgb(49, 183, 68); /* oklch */ color: oklch(68.5% 0.193 145.1);
Tailwind
colors: {
custom: {
50: '#7dce7c',
500: '#31b744',
950: '#000000',
},
}SCSS
$custom: #31b744; $custom-light: #7dce7c; $custom-dark: #000000;
JSON
{
"hex": "#31b744",
"rgb": {
"r": 49,
"g": 183,
"b": 68
},
"hsl": {
"h": 128.507,
"s": 57.759,
"l": 45.49
},
"oklch": {
"l": 0.6849,
"c": 0.19274,
"h": 145.1
},
"luminance": 0.34937
}Semantic roles & 50–950 ramp
primary
#31B744
secondary
#C87CBD
accent
#47CBE1
background
#F8FCF7
surface
#EFF9EE
border
#CAD2C9
text
#0B140A
muted
#7C827C