#155C4C#155C4C
#155C4C is a dark, moderate teal. Relative luminance 0.083; OKLCH L 42.8% C 0.073 H 174.0°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).
Color values
| HEX | #155C4C |
|---|---|
| RGB | rgb(21, 92, 76) |
| HSL | hsl(166, 63%, 22%) |
| HSV | hsv(166, 77%, 36%) |
| CMYK | cmyk(77.2%, 0%, 17.4%, 63.9%) |
| CIE-LAB | lab(34.67, -25.72, 3.05) |
| CIE-LCH | lch(34.67, 25.90, 173.24°) |
| OKLab | oklab(42.76% -0.0727 0.0077) |
| OKLCH | oklch(42.76% 0.073 174) |
| XYZ | xyz(5.4402, 8.3349, 8.1582) |
| Luminance | 0.0834 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Dark Green Blue
#1F6357
ΔE00 3.08
Dark Blue Green
#005249
ΔE00 4.28
Dark Turquoise
#045C5A
ΔE00 6.25
Spruce
#0A5F38
ΔE00 7.83
Hunter Green
#355E3B
ΔE00 8.51
Evergreen
#05472A
ΔE00 8.89
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#155C4C #5C1525
analogous
#155C29 #155C4C #15495C
triadic
#155C4C #4C155C #5C4C15
tetradic
#155C4C #29155C #5C1525 #495C15
square
#155C4C #29155C #5C1525 #495C15
split-complementary
#155C4C #5C1549 #5C2915
monochromatic
#061915 #0A2A23 #155C4C #208E75 #2CC09E
Accessibility & contrast
On white
7.87
#155C4C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.67
#155C4C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #155C4C
7.87:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##155C4C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##155C4C | 1.00 | 7.87 | 2.67 | 7.87 |
| #FFFFFF | 7.87 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.67 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.87 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#59564B
Deuteranopia (green-blind)
#4F4F4D
Tritanopia (blue-blind)
#005D57
Achromatopsia (no color)
#525252
Design tokens & code
CSS
--color: #155c4c; /* rgb */ color: rgb(21, 92, 76); /* oklch */ color: oklch(42.8% 0.073 174.0);
Tailwind
colors: {
custom: {
50: '#5f8a7e',
500: '#155c4c',
950: '#000000',
},
}SCSS
$custom: #155c4c; $custom-light: #5f8a7e; $custom-dark: #000000;
JSON
{
"hex": "#155c4c",
"rgb": {
"r": 21,
"g": 92,
"b": 76
},
"hsl": {
"h": 166.479,
"s": 62.832,
"l": 22.157
},
"oklch": {
"l": 0.42761,
"c": 0.07315,
"h": 174
},
"luminance": 0.08336
}Semantic roles & 50–950 ramp
primary
#155C4C
secondary
#93394E
accent
#4267E6
background
#F5F8F7
surface
#EAF0EE
border
#C6CBC9
text
#050C09
muted
#797D7B