#155A4A#155A4A
#155A4A is a dark, moderate teal. Relative luminance 0.080; OKLCH L 42.1% C 0.072 H 173.6°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).
Color values
| HEX | #155A4A |
|---|---|
| RGB | rgb(21, 90, 74) |
| HSL | hsl(166, 62%, 22%) |
| HSV | hsv(166, 77%, 35%) |
| CMYK | cmyk(76.7%, 0%, 17.8%, 64.7%) |
| CIE-LAB | lab(33.91, -25.31, 3.20) |
| CIE-LCH | lch(33.91, 25.51, 172.79°) |
| OKLab | oklab(42.12% -0.0715 0.0081) |
| OKLCH | oklch(42.12% 0.072 173.6) |
| XYZ | xyz(5.2008, 7.9656, 7.7406) |
| Luminance | 0.0797 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Dark Green Blue
#1F6357
ΔE00 3.62
Dark Blue Green
#005249
ΔE00 3.89
Dark Turquoise
#045C5A
ΔE00 6.35
Spruce
#0A5F38
ΔE00 7.83
Evergreen
#05472A
ΔE00 8.35
Hunter Green
#355E3B
ΔE00 8.45
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#155A4A #5A1525
analogous
#155A28 #155A4A #15485A
triadic
#155A4A #4A155A #5A4A15
tetradic
#155A4A #28155A #5A1525 #485A15
square
#155A4A #28155A #5A1525 #485A15
split-complementary
#155A4A #5A1548 #5A2815
monochromatic
#061914 #092821 #155A4A #218C73 #2CBD9C
Accessibility & contrast
On white
8.10
#155A4A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.59
#155A4A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #155A4A
8.10:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##155A4A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##155A4A | 1.00 | 8.10 | 2.59 | 8.10 |
| #FFFFFF | 8.10 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.59 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.10 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#575449
Deuteranopia (green-blind)
#4D4D4B
Tritanopia (blue-blind)
#005B55
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #155a4a; /* rgb */ color: rgb(21, 90, 74); /* oklch */ color: oklch(42.1% 0.072 173.6);
Tailwind
colors: {
custom: {
50: '#5e897c',
500: '#155a4a',
950: '#000000',
},
}SCSS
$custom: #155a4a; $custom-light: #5e897c; $custom-dark: #000000;
JSON
{
"hex": "#155a4a",
"rgb": {
"r": 21,
"g": 90,
"b": 74
},
"hsl": {
"h": 166.087,
"s": 62.162,
"l": 21.765
},
"oklch": {
"l": 0.42122,
"c": 0.07197,
"h": 173.6
},
"luminance": 0.07966
}Semantic roles & 50–950 ramp
primary
#155A4A
secondary
#92394E
accent
#4368E5
background
#F5F8F7
surface
#EAF0EE
border
#C6CBC9
text
#050B09
muted
#797C7B