#0A144A#0A144A
#0A144A is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.7% C 0.100 H 268.5°. Best body text is #FFFFFF at 17.33:1 contrast (WCAG AA passes).
Color values
| HEX | #0A144A |
|---|---|
| RGB | rgb(10, 20, 74) |
| HSL | hsl(231, 76%, 16%) |
| HSV | hsv(231, 86%, 29%) |
| CMYK | cmyk(86.5%, 73%, 0%, 71%) |
| CIE-LAB | lab(9.47, 18.63, -34.63) |
| CIE-LCH | lch(9.47, 39.32, 298.28°) |
| OKLab | oklab(22.7% -0.0027 -0.1002) |
| OKLCH | oklch(22.7% 0.1 268.5) |
| XYZ | xyz(1.6109, 1.0591, 6.5968) |
| Luminance | 0.0106 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 1.29
Navy (survey)
#01153E
ΔE00 3.61
Dark Navy
#000435
ΔE00 4.36
Midnight Blue (survey)
#020035
ΔE00 4.51
Night Blue
#040348
ΔE00 4.65
Very Dark Blue
#000133
ΔE00 4.78
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0A144A #4A400A
analogous
#0A344A #0A144A #200A4A
triadic
#0A144A #4A0A14 #144A0A
tetradic
#0A144A #4A0A34 #4A400A #0A4A20
square
#0A144A #4A0A34 #4A400A #0A4A20
split-complementary
#0A144A #4A200A #344A0A
monochromatic
#04071B #04071B #0A144A #112380 #1931B6
Accessibility & contrast
On white
17.33
#0A144A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.21
#0A144A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0A144A
17.33:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0A144A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0A144A | 1.00 | 17.33 | 1.21 | 17.33 |
| #FFFFFF | 17.33 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.33 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001E4C
Deuteranopia (green-blind)
#001749
Tritanopia (blue-blind)
#00222C
Achromatopsia (no color)
#1A1A1A
Design tokens & code
CSS
--color: #0a144a; /* rgb */ color: rgb(10, 20, 74); /* oklch */ color: oklch(22.7% 0.100 268.5);
Tailwind
colors: {
custom: {
50: '#56517d',
500: '#0a144a',
950: '#000000',
},
}SCSS
$custom: #0a144a; $custom-light: #56517d; $custom-dark: #000000;
JSON
{
"hex": "#0a144a",
"rgb": {
"r": 10,
"g": 20,
"b": 74
},
"hsl": {
"h": 230.625,
"s": 76.19,
"l": 16.471
},
"oklch": {
"l": 0.22699,
"c": 0.10028,
"h": 268.5
},
"luminance": 0.01059
}Semantic roles & 50–950 ramp
primary
#0A144A
secondary
#877829
accent
#D535F3
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#03020A
muted
#78787C