#155D4D#155D4D
#155D4D is a dark, moderate teal. Relative luminance 0.085; OKLCH L 43.1% C 0.074 H 174.2°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).
Color values
| HEX | #155D4D |
|---|---|
| RGB | rgb(21, 93, 77) |
| HSL | hsl(167, 63%, 22%) |
| HSV | hsv(167, 77%, 36%) |
| CMYK | cmyk(77.4%, 0%, 17.2%, 63.5%) |
| CIE-LAB | lab(35.05, -25.92, 2.97) |
| CIE-LCH | lch(35.05, 26.09, 173.46°) |
| OKLab | oklab(43.08% -0.0734 0.0075) |
| OKLCH | oklch(43.08% 0.074 174.2) |
| XYZ | xyz(5.5625, 8.5233, 8.3717) |
| Luminance | 0.0852 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Dark Green Blue
#1F6357
ΔE00 2.83
Dark Blue Green
#005249
ΔE00 4.50
Dark Turquoise
#045C5A
ΔE00 6.22
Spruce
#0A5F38
ΔE00 7.84
Hunter Green
#355E3B
ΔE00 8.55
Dark Teal
#014D4E
ΔE00 9.10
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#155D4D #5D1525
analogous
#155D29 #155D4D #15495D
triadic
#155D4D #4D155D #5D4D15
tetradic
#155D4D #29155D #5D1525 #495D15
square
#155D4D #29155D #5D1525 #495D15
split-complementary
#155D4D #5D1549 #5D2915
monochromatic
#061915 #0A2B24 #155D4D #208F76 #2CC1A0
Accessibility & contrast
On white
7.76
#155D4D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.70
#155D4D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #155D4D
7.76:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##155D4D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##155D4D | 1.00 | 7.76 | 2.70 | 7.76 |
| #FFFFFF | 7.76 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.70 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.76 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5A574C
Deuteranopia (green-blind)
#50504E
Tritanopia (blue-blind)
#005E58
Achromatopsia (no color)
#525252
Design tokens & code
CSS
--color: #155d4d; /* rgb */ color: rgb(21, 93, 77); /* oklch */ color: oklch(43.1% 0.074 174.2);
Tailwind
colors: {
custom: {
50: '#5f8b7e',
500: '#155d4d',
950: '#000000',
},
}SCSS
$custom: #155d4d; $custom-light: #5f8b7e; $custom-dark: #000000;
JSON
{
"hex": "#155d4d",
"rgb": {
"r": 21,
"g": 93,
"b": 77
},
"hsl": {
"h": 166.667,
"s": 63.158,
"l": 22.353
},
"oklch": {
"l": 0.43081,
"c": 0.07374,
"h": 174.2
},
"luminance": 0.08524
}Semantic roles & 50–950 ramp
primary
#155D4D
secondary
#94394E
accent
#4266E6
background
#F5F8F7
surface
#EAF0EE
border
#C6CBC9
text
#050C0A
muted
#797D7C