#1B4F10#1B4F10
#1B4F10 is a dark, moderate green. Relative luminance 0.059; OKLCH L 37.8% C 0.108 H 140.5°. Best body text is #FFFFFF at 9.67:1 contrast (WCAG AA passes).
Color values
| HEX | #1B4F10 |
|---|---|
| RGB | rgb(27, 79, 16) |
| HSL | hsl(110, 66%, 19%) |
| HSV | hsv(110, 80%, 31%) |
| CMYK | cmyk(65.8%, 0%, 79.7%, 69%) |
| CIE-LAB | lab(29.06, -30.44, 30.34) |
| CIE-LCH | lch(29.06, 42.97, 135.10°) |
| OKLab | oklab(37.84% -0.0834 0.0686) |
| OKLCH | oklch(37.84% 0.108 140.5) |
| XYZ | xyz(3.3413, 5.8621, 1.4455) |
| Luminance | 0.0586 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Bottle Green
#044A05
ΔE00 2.40
Darkgreen (survey)
#054907
ΔE00 2.50
Forest
#0B5509
ΔE00 2.82
British Racing Green
#05480D
ΔE00 2.92
Forest Green (survey)
#06470C
ΔE00 3.06
Racing Green
#014600
ΔE00 3.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1B4F10 #44104F
analogous
#3A4F10 #1B4F10 #104F24
triadic
#1B4F10 #101B4F #4F101B
tetradic
#1B4F10 #103A4F #44104F #4F2410
square
#1B4F10 #103A4F #44104F #4F2410
split-complementary
#1B4F10 #24104F #4F103A
monochromatic
#091905 #0A1C06 #1B4F10 #2C821A #3EB525
Accessibility & contrast
On white
9.67
#1B4F10 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.17
#1B4F10 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1B4F10
9.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1B4F10 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1B4F10 | 1.00 | 9.67 | 2.17 | 9.67 |
| #FFFFFF | 9.67 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.17 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.67 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#514705
Deuteranopia (green-blind)
#4B4316
Tritanopia (blue-blind)
#144C43
Achromatopsia (no color)
#444444
Design tokens & code
CSS
--color: #1b4f10; /* rgb */ color: rgb(27, 79, 16); /* oklch */ color: oklch(37.8% 0.108 140.5);
Tailwind
colors: {
custom: {
50: '#5f8153',
500: '#1b4f10',
950: '#000000',
},
}SCSS
$custom: #1b4f10; $custom-light: #5f8153; $custom-dark: #000000;
JSON
{
"hex": "#1b4f10",
"rgb": {
"r": 27,
"g": 79,
"b": 16
},
"hsl": {
"h": 109.524,
"s": 66.316,
"l": 18.627
},
"oklch": {
"l": 0.3784,
"c": 0.10799,
"h": 140.5
},
"luminance": 0.05862
}Semantic roles & 50–950 ramp
primary
#1B4F10
secondary
#7A3289
accent
#3FE9CB
background
#F5F7F4
surface
#EAEEE7
border
#C6C9C3
text
#050A02
muted
#797C78