#178040#178040
#178040 is a mid, vivid green. Relative luminance 0.160; OKLCH L 52.8% C 0.134 H 150.9°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).
Color values
| HEX | #178040 |
|---|---|
| RGB | rgb(23, 128, 64) |
| HSL | hsl(143, 70%, 30%) |
| HSV | hsv(143, 82%, 50%) |
| CMYK | cmyk(82%, 0%, 50%, 49.8%) |
| CIE-LAB | lab(46.96, -43.51, 26.71) |
| CIE-LCH | lch(46.96, 51.05, 148.46°) |
| OKLab | oklab(52.81% -0.1168 0.0651) |
| OKLCH | oklch(52.81% 0.134 150.9) |
| XYZ | xyz(8.9971, 15.9896, 7.4616) |
| Luminance | 0.1599 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Jungle Green
#048243
ΔE00 1.07
Darkish Green
#287C37
ΔE00 2.47
Sea Green
#2E8B57
ΔE00 5.40
Dark Sea Green
#11875D
ΔE00 6.43
Tree Green
#2A7E19
ΔE00 6.88
Forestgreen (CSS)
#228B22
ΔE00 7.48
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#178040 #801757
analogous
#228017 #178040 #178075
triadic
#178040 #401780 #804017
tetradic
#178040 #172280 #801757 #807517
square
#178040 #172280 #801757 #807517
split-complementary
#178040 #751780 #801722
monochromatic
#051A0D #0E4C26 #178040 #20B45A #36DB77
Accessibility & contrast
On white
5.00
#178040 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.20
#178040 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #178040
5.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##178040 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##178040 | 1.00 | 5.00 | 4.20 | 5.00 |
| #FFFFFF | 5.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.20 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#81743B
Deuteranopia (green-blind)
#756C45
Tritanopia (blue-blind)
#007E71
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #178040; /* rgb */ color: rgb(23, 128, 64); /* oklch */ color: oklch(52.8% 0.134 150.9);
Tailwind
colors: {
custom: {
50: '#68a676',
500: '#178040',
950: '#000000',
},
}SCSS
$custom: #178040; $custom-light: #68a676; $custom-dark: #000000;
JSON
{
"hex": "#178040",
"rgb": {
"r": 23,
"g": 128,
"b": 64
},
"hsl": {
"h": 143.429,
"s": 69.536,
"l": 29.608
},
"oklch": {
"l": 0.52814,
"c": 0.13376,
"h": 150.9
},
"luminance": 0.15991
}Semantic roles & 50–950 ramp
primary
#178040
secondary
#B43E86
accent
#3BA7EC
background
#F6FAF7
surface
#ECF4ED
border
#C7CEC8
text
#070F08
muted
#7A7F7B