#155D4F#155D4F
#155D4F is a dark, moderate teal. Relative luminance 0.086; OKLCH L 43.1% C 0.072 H 176.5°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).
Color values
| HEX | #155D4F |
|---|---|
| RGB | rgb(21, 93, 79) |
| HSL | hsl(168, 63%, 22%) |
| HSV | hsv(168, 77%, 36%) |
| CMYK | cmyk(77.4%, 0%, 15.1%, 63.5%) |
| CIE-LAB | lab(35.11, -25.33, 1.81) |
| CIE-LCH | lch(35.11, 25.40, 175.91°) |
| OKLab | oklab(43.15% -0.0723 0.0044) |
| OKLCH | oklch(43.15% 0.072 176.5) |
| XYZ | xyz(5.6342, 8.5520, 8.7494) |
| Luminance | 0.0855 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Dark Green Blue
#1F6357
ΔE00 2.35
Dark Blue Green
#005249
ΔE00 4.07
Dark Turquoise
#045C5A
ΔE00 5.38
Dark Aqua
#05696B
ΔE00 8.40
Dark Teal
#014D4E
ΔE00 8.43
Spruce
#0A5F38
ΔE00 8.68
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#155D4F #5D1523
analogous
#155D2B #155D4F #15475D
triadic
#155D4F #4F155D #5D4F15
tetradic
#155D4F #2B155D #5D1523 #475D15
square
#155D4F #2B155D #5D1523 #475D15
split-complementary
#155D4F #5D1547 #5D2B15
monochromatic
#061915 #0A2B25 #155D4F #208F79 #2CC1A4
Accessibility & contrast
On white
7.75
#155D4F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.71
#155D4F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #155D4F
7.75:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##155D4F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##155D4F | 1.00 | 7.75 | 2.71 | 7.75 |
| #FFFFFF | 7.75 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.71 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.75 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#59574E
Deuteranopia (green-blind)
#4F5050
Tritanopia (blue-blind)
#005E59
Achromatopsia (no color)
#535353
Design tokens & code
CSS
--color: #155d4f; /* rgb */ color: rgb(21, 93, 79); /* oklch */ color: oklch(43.1% 0.072 176.5);
Tailwind
colors: {
custom: {
50: '#5f8b80',
500: '#155d4f',
950: '#000000',
},
}SCSS
$custom: #155d4f; $custom-light: #5f8b80; $custom-dark: #000000;
JSON
{
"hex": "#155d4f",
"rgb": {
"r": 21,
"g": 93,
"b": 79
},
"hsl": {
"h": 168.333,
"s": 63.158,
"l": 22.353
},
"oklch": {
"l": 0.43146,
"c": 0.07243,
"h": 176.5
},
"luminance": 0.08553
}Semantic roles & 50–950 ramp
primary
#155D4F
secondary
#94394B
accent
#4262E6
background
#F5F8F7
surface
#EAF0EE
border
#C6CBC9
text
#050C0A
muted
#797D7C