#0B154A#0B154A
#0B154A is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.0% C 0.099 H 268.7°. Best body text is #FFFFFF at 17.21:1 contrast (WCAG AA passes).
Color values
| HEX | #0B154A |
|---|---|
| RGB | rgb(11, 21, 74) |
| HSL | hsl(230, 74%, 17%) |
| HSV | hsv(230, 85%, 29%) |
| CMYK | cmyk(85.1%, 71.6%, 0%, 71%) |
| CIE-LAB | lab(9.81, 17.99, -34.08) |
| CIE-LCH | lch(9.81, 38.53, 297.84°) |
| OKLab | oklab(22.96% -0.0023 -0.0986) |
| OKLCH | oklch(22.96% 0.099 268.7) |
| XYZ | xyz(1.6418, 1.1017, 6.6034) |
| Luminance | 0.0110 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue (survey)
#001146
ΔE00 1.45
Navy (survey)
#01153E
ΔE00 3.41
Dark Navy
#000435
ΔE00 4.43
Midnight Blue (survey)
#020035
ΔE00 4.66
Very Dark Blue
#000133
ΔE00 4.87
Night Blue
#040348
ΔE00 5.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0B154A #4A400B
analogous
#0B354A #0B154A #210B4A
triadic
#0B154A #4A0B15 #154A0B
tetradic
#0B154A #4A0B35 #4A400B #0B4A21
square
#0B154A #4A0B35 #4A400B #0B4A21
split-complementary
#0B154A #4A210B #354A0B
monochromatic
#04081B #04081B #0B154A #13247F #1B33B5
Accessibility & contrast
On white
17.21
#0B154A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.22
#0B154A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0B154A
17.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0B154A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0B154A | 1.00 | 17.21 | 1.22 | 17.21 |
| #FFFFFF | 17.21 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.22 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.21 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001E4C
Deuteranopia (green-blind)
#001849
Tritanopia (blue-blind)
#00232D
Achromatopsia (no color)
#1B1B1B
Design tokens & code
CSS
--color: #0b154a; /* rgb */ color: rgb(11, 21, 74); /* oklch */ color: oklch(23.0% 0.099 268.7);
Tailwind
colors: {
custom: {
50: '#56527d',
500: '#0b154a',
950: '#000000',
},
}SCSS
$custom: #0b154a; $custom-light: #56527d; $custom-dark: #000000;
JSON
{
"hex": "#0b154a",
"rgb": {
"r": 11,
"g": 21,
"b": 74
},
"hsl": {
"h": 230.476,
"s": 74.118,
"l": 16.667
},
"oklch": {
"l": 0.22961,
"c": 0.09861,
"h": 268.7
},
"luminance": 0.01102
}Semantic roles & 50–950 ramp
primary
#0B154A
secondary
#86782B
accent
#D337F1
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#03020A
muted
#78787C