#155573#155573
#155573 is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.5% C 0.079 H 234.0°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).
Color values
| HEX | #155573 |
|---|---|
| RGB | rgb(21, 85, 115) |
| HSL | hsl(199, 69%, 27%) |
| HSV | hsv(199, 82%, 45%) |
| CMYK | cmyk(81.7%, 26.1%, 0%, 54.9%) |
| CIE-LAB | lab(33.76, -8.44, -22.72) |
| CIE-LCH | lch(33.76, 24.24, 249.62°) |
| OKLab | oklab(42.52% -0.0466 -0.0641) |
| OKLCH | oklch(42.52% 0.079 234) |
| XYZ | xyz(6.6510, 7.8934, 17.3894) |
| Luminance | 0.0789 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deep Sea Blue
#015482
ΔE00 4.53
Dark Slate Blue
#214761
ΔE00 5.43
Dark Grey Blue
#29465B
ΔE00 6.50
Ugly Blue
#31668A
ΔE00 6.72
Light Navy
#155084
ΔE00 6.79
Light Navy Blue
#2E5A88
ΔE00 7.11
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#155573 #733315
analogous
#157362 #155573 #152673
triadic
#155573 #731555 #557315
tetradic
#155573 #621573 #733315 #267315
square
#155573 #621573 #733315 #267315
split-complementary
#155573 #731526 #736215
monochromatic
#05131A #0C2F3F #155573 #1E7BA7 #2AA1D8
Accessibility & contrast
On white
8.14
#155573 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.58
#155573 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #155573
8.14:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##155573 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##155573 | 1.00 | 8.14 | 2.58 | 8.14 |
| #FFFFFF | 8.14 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.58 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.14 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#465474
Deuteranopia (green-blind)
#3A4C73
Tritanopia (blue-blind)
#005D5F
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #155573; /* rgb */ color: rgb(21, 85, 115); /* oklch */ color: oklch(42.5% 0.079 234.0);
Tailwind
colors: {
custom: {
50: '#63849b',
500: '#155573',
950: '#000000',
},
}SCSS
$custom: #155573; $custom-light: #63849b; $custom-dark: #000000;
JSON
{
"hex": "#155573",
"rgb": {
"r": 21,
"g": 85,
"b": 115
},
"hsl": {
"h": 199.149,
"s": 69.118,
"l": 26.667
},
"oklch": {
"l": 0.42515,
"c": 0.07922,
"h": 234
},
"luminance": 0.07894
}Semantic roles & 50–950 ramp
primary
#155573
secondary
#A95E3B
accent
#743CEC
background
#F6F8F9
surface
#EBEFF2
border
#C6CACC
text
#060B0E
muted
#7A7C7E