#156C83#156C83
#156C83 is a mid, moderate cyan. Relative luminance 0.125; OKLCH L 49.4% C 0.084 H 220.9°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #156C83 |
|---|---|
| RGB | rgb(21, 108, 131) |
| HSL | hsl(193, 72%, 30%) |
| HSV | hsv(193, 84%, 51%) |
| CMYK | cmyk(84%, 17.6%, 0%, 48.6%) |
| CIE-LAB | lab(42.03, -15.95, -19.69) |
| CIE-LCH | lch(42.03, 25.34, 230.98°) |
| OKLab | oklab(49.38% -0.0637 -0.0552) |
| OKLCH | oklch(49.38% 0.084 220.9) |
| XYZ | xyz(9.7668, 12.5220, 23.3706) |
| Luminance | 0.1252 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sea Blue
#047495
ΔE00 4.27
Ocean
#017B92
ΔE00 5.47
Ocean Blue (survey)
#03719C
ΔE00 6.93
Petrol
#005F6A
ΔE00 6.98
Ugly Blue
#31668A
ΔE00 7.97
Peacock Blue
#016795
ΔE00 8.26
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#156C83 #832C15
analogous
#158363 #156C83 #153583
triadic
#156C83 #83156C #6C8315
tetradic
#156C83 #631583 #832C15 #358315
square
#156C83 #631583 #832C15 #358315
split-complementary
#156C83 #831535 #836315
monochromatic
#04161A #0D414E #156C83 #1D97B8 #34BBDE
Accessibility & contrast
On white
5.99
#156C83 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#156C83 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #156C83
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##156C83 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##156C83 | 1.00 | 5.99 | 3.50 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5E6984
Deuteranopia (green-blind)
#505F83
Tritanopia (blue-blind)
#007373
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #156c83; /* rgb */ color: rgb(21, 108, 131); /* oklch */ color: oklch(49.4% 0.084 220.9);
Tailwind
colors: {
custom: {
50: '#6896a7',
500: '#156c83',
950: '#000000',
},
}SCSS
$custom: #156c83; $custom-light: #6896a7; $custom-dark: #000000;
JSON
{
"hex": "#156c83",
"rgb": {
"r": 21,
"g": 108,
"b": 131
},
"hsl": {
"h": 192.545,
"s": 72.368,
"l": 29.804
},
"oklch": {
"l": 0.49377,
"c": 0.08429,
"h": 220.9
},
"luminance": 0.12523
}Semantic roles & 50–950 ramp
primary
#156C83
secondary
#B8563C
accent
#5F39EF
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#070D0F
muted
#7A7E7F