#1B643F#1B643F
#1B643F is a dark, moderate green. Relative luminance 0.097; OKLCH L 44.9% C 0.094 H 156.7°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).
Color values
| HEX | #1B643F |
|---|---|
| RGB | rgb(27, 100, 63) |
| HSL | hsl(150, 57%, 25%) |
| HSV | hsv(150, 73%, 39%) |
| CMYK | cmyk(73%, 0%, 37%, 60.8%) |
| CIE-LAB | lab(37.31, -31.74, 14.70) |
| CIE-LCH | lch(37.31, 34.98, 155.14°) |
| OKLab | oklab(44.86% -0.086 0.037) |
| OKLCH | oklch(44.86% 0.094 156.7) |
| XYZ | xyz(5.9058, 9.7056, 6.2638) |
| Luminance | 0.0971 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Spruce
#0A5F38
ΔE00 2.06
Pine
#2B5D34
ΔE00 3.94
Hunter Green
#355E3B
ΔE00 4.60
Forest Green
#2D5A27
ΔE00 6.81
Dark Green Blue
#1F6357
ΔE00 8.96
Evergreen
#05472A
ΔE00 9.26
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1B643F #641B40
analogous
#1C641B #1B643F #1B6463
triadic
#1B643F #3F1B64 #643F1B
tetradic
#1B643F #1B1C64 #641B40 #64631B
square
#1B643F #1B1C64 #641B40 #64631B
split-complementary
#1B643F #631B64 #641B1C
monochromatic
#07180F #0E3421 #1B643F #28945D #35C47C
Accessibility & contrast
On white
7.14
#1B643F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.94
#1B643F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1B643F
7.14:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1B643F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1B643F | 1.00 | 7.14 | 2.94 | 7.14 |
| #FFFFFF | 7.14 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.94 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.14 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#635C3D
Deuteranopia (green-blind)
#5A5541
Tritanopia (blue-blind)
#00635A
Achromatopsia (no color)
#585858
Design tokens & code
CSS
--color: #1b643f; /* rgb */ color: rgb(27, 100, 63); /* oklch */ color: oklch(44.9% 0.094 156.7);
Tailwind
colors: {
custom: {
50: '#629174',
500: '#1b643f',
950: '#000000',
},
}SCSS
$custom: #1b643f; $custom-light: #629174; $custom-dark: #000000;
JSON
{
"hex": "#1b643f",
"rgb": {
"r": 27,
"g": 100,
"b": 63
},
"hsl": {
"h": 149.589,
"s": 57.48,
"l": 24.902
},
"oklch": {
"l": 0.44862,
"c": 0.09365,
"h": 156.7
},
"luminance": 0.09706
}Semantic roles & 50–950 ramp
primary
#1B643F
secondary
#99416E
accent
#4795E1
background
#F6F8F7
surface
#EBF0ED
border
#C6CBC8
text
#060D08
muted
#7A7D7B