#639727#639727
#639727 is a mid, vivid yellow-green. Relative luminance 0.249; OKLCH L 61.7% C 0.151 H 131.5°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #639727 |
|---|---|
| RGB | rgb(99, 151, 39) |
| HSL | hsl(88, 59%, 37%) |
| HSV | hsv(88, 74%, 59%) |
| CMYK | cmyk(34.4%, 0%, 74.2%, 40.8%) |
| CIE-LAB | lab(57.01, -35.33, 50.38) |
| CIE-LCH | lch(57.01, 61.53, 125.04°) |
| OKLab | oklab(61.75% -0.0999 0.1129) |
| OKLCH | oklch(61.75% 0.151 131.5) |
| XYZ | xyz(16.5782, 24.9317, 5.8579) |
| Luminance | 0.2493 (WCAG relative) |
| Temperature | warm |
| Family | yellow-green |
Closest named colors
Olivedrab
#6B8E23
ΔE00 3.76
Mossy Green
#638B27
ΔE00 4.15
Sap Green
#5C8B15
ΔE00 4.23
Grassy Green
#419C03
ΔE00 4.73
Grass Green
#3F9B0B
ΔE00 4.78
Moss Green (survey)
#658B38
ΔE00 5.10
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#639727 #5B2797
analogous
#979327 #639727 #2B9727
triadic
#639727 #276397 #972763
tetradic
#639727 #279793 #5B2797 #97272B
square
#639727 #279793 #5B2797 #97272B
split-complementary
#639727 #272B97 #932797
monochromatic
#23360E #43661A #639727 #83C834 #A0D662
Accessibility & contrast
On white
3.51
#639727 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#639727 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #639727
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##639727 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##639727 | 1.00 | 3.51 | 5.99 | 5.99 |
| #FFFFFF | 3.51 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#9E8B12
Deuteranopia (green-blind)
#978732
Tritanopia (blue-blind)
#659181
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #639727; /* rgb */ color: rgb(99, 151, 39); /* oklch */ color: oklch(61.7% 0.151 131.5);
Tailwind
colors: {
custom: {
50: '#94b669',
500: '#639727',
950: '#000000',
},
}SCSS
$custom: #639727; $custom-light: #94b669; $custom-dark: #000000;
JSON
{
"hex": "#639727",
"rgb": {
"r": 99,
"g": 151,
"b": 39
},
"hsl": {
"h": 87.857,
"s": 58.947,
"l": 37.255
},
"oklch": {
"l": 0.61749,
"c": 0.15078,
"h": 131.5
},
"luminance": 0.24932
}Semantic roles & 50–950 ramp
primary
#639727
secondary
#8A5EBC
accent
#46E28E
background
#F9FBF6
surface
#F2F6EB
border
#CCD0C6
text
#0E1107
muted
#7E807A