#186C80#186C80
#186C80 is a mid, moderate cyan. Relative luminance 0.125; OKLCH L 49.3% C 0.081 H 218.2°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).
Color values
| HEX | #186C80 |
|---|---|
| RGB | rgb(24, 108, 128) |
| HSL | hsl(192, 68%, 30%) |
| HSV | hsv(192, 81%, 50%) |
| CMYK | cmyk(81.3%, 15.6%, 0%, 49.8%) |
| CIE-LAB | lab(41.96, -16.72, -17.99) |
| CIE-LCH | lch(41.96, 24.55, 227.09°) |
| OKLab | oklab(49.3% -0.0639 -0.0503) |
| OKLCH | oklch(49.3% 0.081 218.2) |
| XYZ | xyz(9.6339, 12.4766, 22.3184) |
| Luminance | 0.1248 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sea Blue
#047495
ΔE00 5.19
Ocean
#017B92
ΔE00 5.41
Petrol
#005F6A
ΔE00 6.16
Deep Aqua
#08787F
ΔE00 7.63
Ocean Blue (survey)
#03719C
ΔE00 8.06
Dark Aqua
#05696B
ΔE00 8.58
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#186C80 #802C18
analogous
#188060 #186C80 #183880
triadic
#186C80 #80186C #6C8018
tetradic
#186C80 #601880 #802C18 #388018
square
#186C80 #601880 #802C18 #388018
split-complementary
#186C80 #801838 #806018
monochromatic
#05161A #0E414C #186C80 #2297B4 #39BBDA
Accessibility & contrast
On white
6.01
#186C80 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#186C80 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #186C80
6.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##186C80 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##186C80 | 1.00 | 6.01 | 3.50 | 6.01 |
| #FFFFFF | 6.01 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.01 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5F6981
Deuteranopia (green-blind)
#515F80
Tritanopia (blue-blind)
#007372
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #186c80; /* rgb */ color: rgb(24, 108, 128); /* oklch */ color: oklch(49.3% 0.081 218.2);
Tailwind
colors: {
custom: {
50: '#6896a5',
500: '#186c80',
950: '#000000',
},
}SCSS
$custom: #186c80; $custom-light: #6896a5; $custom-dark: #000000;
JSON
{
"hex": "#186c80",
"rgb": {
"r": 24,
"g": 108,
"b": 128
},
"hsl": {
"h": 191.538,
"s": 68.421,
"l": 29.804
},
"oklch": {
"l": 0.49295,
"c": 0.08133,
"h": 218.2
},
"luminance": 0.12478
}Semantic roles & 50–950 ramp
primary
#186C80
secondary
#B45640
accent
#5E3DEB
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#070D0F
muted
#7A7E7F