#155A58#155A58
#155A58 is a dark, moderate teal. Relative luminance 0.082; OKLCH L 42.6% C 0.066 H 192.1°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).
Color values
| HEX | #155A58 |
|---|---|
| RGB | rgb(21, 90, 88) |
| HSL | hsl(178, 62%, 22%) |
| HSV | hsv(178, 77%, 35%) |
| CMYK | cmyk(76.7%, 0%, 2.2%, 64.7%) |
| CIE-LAB | lab(34.35, -21.00, -4.93) |
| CIE-LCH | lch(34.35, 21.57, 193.21°) |
| OKLab | oklab(42.62% -0.0642 -0.0137) |
| OKLCH | oklch(42.62% 0.066 192.1) |
| XYZ | xyz(5.7261, 8.1757, 10.5069) |
| Luminance | 0.0818 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Dark Turquoise
#045C5A
ΔE00 1.27
Deep Teal
#00555A
ΔE00 3.65
Dark Teal
#014D4E
ΔE00 4.42
Dark Blue Green
#005249
ΔE00 4.57
Dark Green Blue
#1F6357
ΔE00 5.27
Dark Aqua
#05696B
ΔE00 5.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#155A58 #5A1517
analogous
#155A36 #155A58 #153A5A
triadic
#155A58 #58155A #5A5815
tetradic
#155A58 #36155A #5A1517 #3A5A15
square
#155A58 #36155A #5A1517 #3A5A15
split-complementary
#155A58 #5A153A #5A3615
monochromatic
#061918 #092827 #155A58 #218C89 #2CBDB9
Accessibility & contrast
On white
7.97
#155A58 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.64
#155A58 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #155A58
7.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##155A58 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##155A58 | 1.00 | 7.97 | 2.64 | 7.97 |
| #FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.64 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#545558
Deuteranopia (green-blind)
#4A4E59
Tritanopia (blue-blind)
#005D59
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #155a58; /* rgb */ color: rgb(21, 90, 88); /* oklch */ color: oklch(42.6% 0.066 192.1);
Tailwind
colors: {
custom: {
50: '#5f8987',
500: '#155a58',
950: '#000000',
},
}SCSS
$custom: #155a58; $custom-light: #5f8987; $custom-dark: #000000;
JSON
{
"hex": "#155a58",
"rgb": {
"r": 21,
"g": 90,
"b": 88
},
"hsl": {
"h": 178.261,
"s": 62.162,
"l": 21.765
},
"oklch": {
"l": 0.4262,
"c": 0.06565,
"h": 192.1
},
"luminance": 0.08176
}Semantic roles & 50–950 ramp
primary
#155A58
secondary
#92393C
accent
#4347E5
background
#F5F8F8
surface
#EAF0EF
border
#C6CBCA
text
#050B0B
muted
#797C7C