#646B2D#646B2D
#646B2D is a mid, moderate yellow. Relative luminance 0.134; OKLCH L 50.8% C 0.086 H 114.9°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).
Color values
| HEX | #646B2D |
|---|---|
| RGB | rgb(100, 107, 45) |
| HSL | hsl(67, 41%, 30%) |
| HSV | hsv(67, 58%, 42%) |
| CMYK | cmyk(6.5%, 0%, 57.9%, 58%) |
| CIE-LAB | lab(43.38, -12.39, 33.27) |
| CIE-LCH | lch(43.38, 35.50, 110.42°) |
| OKLab | oklab(50.76% -0.036 0.0776) |
| OKLCH | oklch(50.76% 0.086 114.9) |
| XYZ | xyz(10.9871, 13.4143, 4.4925) |
| Luminance | 0.1341 (WCAG relative) |
| Temperature | warm |
| Family | yellow |
Closest named colors
Muddy Green
#657432
ΔE00 3.65
Olive Drab
#6F7632
ΔE00 4.26
Camo Green
#526525
ΔE00 4.65
Darkolivegreen
#556B2F
ΔE00 4.69
Mud Green
#606602
ΔE00 5.41
Brownish Green
#6A6E09
ΔE00 5.67
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#646B2D #342D6B
analogous
#6B532D #646B2D #456B2D
triadic
#646B2D #2D646B #6B2D64
tetradic
#646B2D #2D6B53 #342D6B #6B2D45
square
#646B2D #2D6B53 #342D6B #6B2D45
split-complementary
#646B2D #2D456B #532D6B
monochromatic
#141609 #3C401B #646B2D #8C963F #AEB959
Accessibility & contrast
On white
5.70
#646B2D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.68
#646B2D on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #646B2D
5.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##646B2D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##646B2D | 1.00 | 5.70 | 3.68 | 5.70 |
| #FFFFFF | 5.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.68 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#726627
Deuteranopia (green-blind)
#726731
Tritanopia (blue-blind)
#6A655D
Achromatopsia (no color)
#666666
Design tokens & code
CSS
--color: #646b2d; /* rgb */ color: rgb(100, 107, 45); /* oklch */ color: oklch(50.8% 0.086 114.9);
Tailwind
colors: {
custom: {
50: '#929568',
500: '#646b2d',
950: '#000000',
},
}SCSS
$custom: #646b2d; $custom-light: #929568; $custom-dark: #000000;
JSON
{
"hex": "#646b2d",
"rgb": {
"r": 100,
"g": 107,
"b": 45
},
"hsl": {
"h": 66.774,
"s": 40.789,
"l": 29.804
},
"oklch": {
"l": 0.50762,
"c": 0.08557,
"h": 114.9
},
"luminance": 0.13414
}Semantic roles & 50–950 ramp
primary
#646B2D
secondary
#5F579D
accent
#57D165
background
#F9F9F6
surface
#F1F1EB
border
#CBCBC6
text
#0D0D06
muted
#7E7E7A