#10223B#10223B
#10223B is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.1% C 0.053 H 256.9°. Best body text is #FFFFFF at 15.98:1 contrast (WCAG AA passes).
Color values
| HEX | #10223B |
|---|---|
| RGB | rgb(16, 34, 59) |
| HSL | hsl(215, 57%, 15%) |
| HSV | hsv(215, 73%, 23%) |
| CMYK | cmyk(72.9%, 42.4%, 0%, 76.9%) |
| CIE-LAB | lab(13.05, 2.27, -18.33) |
| CIE-LCH | lch(13.05, 18.47, 277.07°) |
| OKLab | oklab(25.09% -0.0121 -0.052) |
| OKLCH | oklch(25.09% 0.053 256.9) |
| XYZ | xyz(1.5748, 1.5698, 4.3568) |
| Luminance | 0.0157 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Navy Blue
#1B2A4A
ΔE00 3.87
Dark
#1B2431
ΔE00 5.50
Navy (survey)
#01153E
ΔE00 6.60
Marine
#042E60
ΔE00 7.29
Navy Blue (survey)
#001146
ΔE00 8.58
Dark Navy Blue
#00022E
ΔE00 9.31
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#10223B #3B2910
analogous
#10383B #10223B #14103B
triadic
#10223B #3B1022 #223B10
tetradic
#10223B #3B1038 #3B2910 #103B14
square
#10223B #3B1038 #3B2910 #103B14
split-complementary
#10223B #3B1410 #383B10
monochromatic
#070E18 #070E18 #10223B #1D3E6B #2A599B
Accessibility & contrast
On white
15.98
#10223B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.31
#10223B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #10223B
15.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##10223B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##10223B | 1.00 | 15.98 | 1.31 | 15.98 |
| #FFFFFF | 15.98 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.31 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 15.98 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#17243C
Deuteranopia (green-blind)
#11203A
Tritanopia (blue-blind)
#00282B
Achromatopsia (no color)
#222222
Design tokens & code
CSS
--color: #10223b; /* rgb */ color: rgb(16, 34, 59); /* oklch */ color: oklch(25.1% 0.053 256.9);
Tailwind
colors: {
custom: {
50: '#535c71',
500: '#10223b',
950: '#000000',
},
}SCSS
$custom: #10223b; $custom-light: #535c71; $custom-dark: #000000;
JSON
{
"hex": "#10223b",
"rgb": {
"r": 16,
"g": 34,
"b": 59
},
"hsl": {
"h": 214.884,
"s": 57.333,
"l": 14.706
},
"oklch": {
"l": 0.25093,
"c": 0.05339,
"h": 256.9
},
"luminance": 0.0157
}Semantic roles & 50–950 ramp
primary
#10223B
secondary
#755932
accent
#A047E1
background
#F4F5F6
surface
#E8E9EC
border
#C4C5C7
text
#030407
muted
#78797A