#51B533#51B533
#51B533 is a light, vivid green. Relative luminance 0.350; OKLCH L 68.8% C 0.190 H 139.5°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).
Color values
| HEX | #51B533 |
|---|---|
| RGB | rgb(81, 181, 51) |
| HSL | hsl(106, 56%, 45%) |
| HSV | hsv(106, 72%, 71%) |
| CMYK | cmyk(55.2%, 0%, 71.8%, 29%) |
| CIE-LAB | lab(65.78, -52.56, 54.48) |
| CIE-LCH | lch(65.78, 75.70, 133.97°) |
| OKLab | oklab(68.75% -0.1445 0.1235) |
| OKLCH | oklch(68.75% 0.19 139.5) |
| XYZ | xyz(20.5139, 35.0344, 8.8126) |
| Luminance | 0.3504 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Leafy Green
#51B73B
ΔE00 0.97
Kelly Green
#4CBB17
ΔE00 2.83
Grass
#5CAC2D
ΔE00 2.94
Nasty Green
#70B23F
ΔE00 3.74
Green (survey)
#15B01A
ΔE00 3.78
Frog Green
#58BC08
ΔE00 3.93
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#51B533 #9733B5
analogous
#92B533 #51B533 #33B556
triadic
#51B533 #3351B5 #B53351
tetradic
#51B533 #3392B5 #9733B5 #B55633
square
#51B533 #3392B5 #9733B5 #B55633
split-complementary
#51B533 #5633B5 #B53392
monochromatic
#265618 #3C8526 #51B533 #72CF56 #9ADD86
Accessibility & contrast
On white
2.62
#51B533 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.01
#51B533 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #51B533
8.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##51B533 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##51B533 | 1.00 | 2.62 | 8.01 | 8.01 |
| #FFFFFF | 2.62 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.01 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.01 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#BAA51D
Deuteranopia (green-blind)
#AD9D40
Tritanopia (blue-blind)
#46AF9B
Achromatopsia (no color)
#A0A0A0
Design tokens & code
CSS
--color: #51b533; /* rgb */ color: rgb(81, 181, 51); /* oklch */ color: oklch(68.8% 0.190 139.5);
Tailwind
colors: {
custom: {
50: '#8ccc73',
500: '#51b533',
950: '#000000',
},
}SCSS
$custom: #51b533; $custom-light: #8ccc73; $custom-dark: #000000;
JSON
{
"hex": "#51b533",
"rgb": {
"r": 81,
"g": 181,
"b": 51
},
"hsl": {
"h": 106.154,
"s": 56.034,
"l": 45.49
},
"oklch": {
"l": 0.68751,
"c": 0.19008,
"h": 139.5
},
"luminance": 0.35036
}Semantic roles & 50–950 ramp
primary
#51B533
secondary
#B67DC6
accent
#48DFBD
background
#F9FCF7
surface
#F1F9ED
border
#CBD2C8
text
#0D1308
muted
#7E827B