#166E84#166E84
#166E84 is a mid, moderate cyan. Relative luminance 0.130; OKLCH L 50.0% C 0.084 H 219.6°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).
Color values
| HEX | #166E84 |
|---|---|
| RGB | rgb(22, 110, 132) |
| HSL | hsl(192, 71%, 30%) |
| HSV | hsv(192, 83%, 52%) |
| CMYK | cmyk(83.3%, 16.7%, 0%, 48.2%) |
| CIE-LAB | lab(42.74, -16.61, -19.20) |
| CIE-LCH | lch(42.74, 25.39, 229.12°) |
| OKLab | oklab(49.97% -0.065 -0.0537) |
| OKLCH | oklch(49.97% 0.084 219.6) |
| XYZ | xyz(10.0699, 12.9871, 23.8014) |
| Luminance | 0.1299 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sea Blue
#047495
ΔE00 4.24
Ocean
#017B92
ΔE00 4.72
Petrol
#005F6A
ΔE00 7.11
Ocean Blue (survey)
#03719C
ΔE00 7.25
Deep Aqua
#08787F
ΔE00 7.84
Cerulean
#007BA7
ΔE00 8.45
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#166E84 #842C16
analogous
#168463 #166E84 #163784
triadic
#166E84 #84166E #6E8416
tetradic
#166E84 #631684 #842C16 #378416
square
#166E84 #631684 #842C16 #378416
split-complementary
#166E84 #841637 #846316
monochromatic
#05171B #0D4250 #166E84 #1F9AB8 #37BCDE
Accessibility & contrast
On white
5.84
#166E84 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.60
#166E84 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #166E84
5.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##166E84 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##166E84 | 1.00 | 5.84 | 3.60 | 5.84 |
| #FFFFFF | 5.84 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.84 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#606B85
Deuteranopia (green-blind)
#526084
Tritanopia (blue-blind)
#007575
Achromatopsia (no color)
#656565
Design tokens & code
CSS
--color: #166e84; /* rgb */ color: rgb(22, 110, 132); /* oklch */ color: oklch(50.0% 0.084 219.6);
Tailwind
colors: {
custom: {
50: '#6897a7',
500: '#166e84',
950: '#000000',
},
}SCSS
$custom: #166e84; $custom-light: #6897a7; $custom-dark: #000000;
JSON
{
"hex": "#166e84",
"rgb": {
"r": 22,
"g": 110,
"b": 132
},
"hsl": {
"h": 192,
"s": 71.429,
"l": 30.196
},
"oklch": {
"l": 0.49967,
"c": 0.08435,
"h": 219.6
},
"luminance": 0.12988
}Semantic roles & 50–950 ramp
primary
#166E84
secondary
#B8563D
accent
#5E3AEE
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#070D0F
muted
#7A7E7F