#10566A#10566A
#10566A is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.2% C 0.072 H 222.4°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).
Color values
| HEX | #10566A |
|---|---|
| RGB | rgb(16, 86, 106) |
| HSL | hsl(193, 74%, 24%) |
| HSV | hsv(193, 85%, 42%) |
| CMYK | cmyk(84.9%, 18.9%, 0%, 58.4%) |
| CIE-LAB | lab(33.57, -13.04, -17.40) |
| CIE-LCH | lch(33.57, 21.74, 233.14°) |
| OKLab | oklab(42.2% -0.0534 -0.0488) |
| OKLCH | oklch(42.2% 0.072 222.4) |
| XYZ | xyz(6.1419, 7.8056, 14.8158) |
| Luminance | 0.0781 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Petrol
#005F6A
ΔE00 6.08
Deep Teal
#00555A
ΔE00 7.85
Dark Slate Blue
#214761
ΔE00 8.18
Dark Grey Blue
#29465B
ΔE00 8.50
Darkslategray
#2F4F4F
ΔE00 9.27
Deep Sea Blue
#015482
ΔE00 9.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#10566A #6A2410
analogous
#106A51 #10566A #10296A
triadic
#10566A #6A1056 #566A10
tetradic
#10566A #51106A #6A2410 #296A10
square
#10566A #51106A #6A2410 #296A10
split-complementary
#10566A #6A1029 #6A5110
monochromatic
#04161B #082B35 #10566A #18819F #20ACD4
Accessibility & contrast
On white
8.20
#10566A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.56
#10566A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #10566A
8.20:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##10566A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##10566A | 1.00 | 8.20 | 2.56 | 8.20 |
| #FFFFFF | 8.20 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.56 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.20 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4A546B
Deuteranopia (green-blind)
#3F4B6A
Tritanopia (blue-blind)
#005C5C
Achromatopsia (no color)
#4F4F4F
Design tokens & code
CSS
--color: #10566a; /* rgb */ color: rgb(16, 86, 106); /* oklch */ color: oklch(42.2% 0.072 222.4);
Tailwind
colors: {
custom: {
50: '#608594',
500: '#10566a',
950: '#000000',
},
}SCSS
$custom: #10566a; $custom-light: #608594; $custom-dark: #000000;
JSON
{
"hex": "#10566a",
"rgb": {
"r": 16,
"g": 86,
"b": 106
},
"hsl": {
"h": 193.333,
"s": 73.77,
"l": 23.922
},
"oklch": {
"l": 0.422,
"c": 0.07231,
"h": 222.4
},
"luminance": 0.07806
}Semantic roles & 50–950 ramp
primary
#10566A
secondary
#A24C34
accent
#6037F0
background
#F6F8F9
surface
#EBEFF1
border
#C6CACB
text
#050B0D
muted
#797C7E