#0B133B#0B133B
#0B133B is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 20.9% C 0.078 H 269.8°. Best body text is #FFFFFF at 17.94:1 contrast (WCAG AA passes).
Color values
| HEX | #0B133B |
|---|---|
| RGB | rgb(11, 19, 59) |
| HSL | hsl(230, 69%, 14%) |
| HSV | hsv(230, 81%, 23%) |
| CMYK | cmyk(81.4%, 67.8%, 0%, 76.9%) |
| CIE-LAB | lab(7.70, 12.96, -26.93) |
| CIE-LCH | lch(7.70, 29.88, 295.70°) |
| OKLab | oklab(20.93% -0.0003 -0.0777) |
| OKLCH | oklch(20.93% 0.078 269.8) |
| XYZ | xyz(1.1600, 0.8525, 4.2402) |
| Luminance | 0.0085 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy (survey)
#01153E
ΔE00 2.21
Dark Navy
#000435
ΔE00 3.09
Dark Navy Blue
#00022E
ΔE00 3.38
Midnight
#03012D
ΔE00 3.41
Navy Blue (survey)
#001146
ΔE00 3.41
Very Dark Blue
#000133
ΔE00 3.45
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0B133B #3B330B
analogous
#0B2B3B #0B133B #1B0B3B
triadic
#0B133B #3B0B13 #133B0B
tetradic
#0B133B #3B0B2B #3B330B #0B3B1B
square
#0B133B #3B0B2B #3B330B #0B3B1B
split-complementary
#0B133B #3B1B0B #2B3B0B
monochromatic
#05081A #05081A #0B133B #15246F #1E34A2
Accessibility & contrast
On white
17.94
#0B133B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.17
#0B133B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0B133B
17.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0B133B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0B133B | 1.00 | 17.94 | 1.17 | 17.94 |
| #FFFFFF | 17.94 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.17 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.94 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#00193C
Deuteranopia (green-blind)
#00153A
Tritanopia (blue-blind)
#001D24
Achromatopsia (no color)
#171717
Design tokens & code
CSS
--color: #0b133b; /* rgb */ color: rgb(11, 19, 59); /* oklch */ color: oklch(20.9% 0.078 269.8);
Tailwind
colors: {
custom: {
50: '#525071',
500: '#0b133b',
950: '#000000',
},
}SCSS
$custom: #0b133b; $custom-light: #525071; $custom-dark: #000000;
JSON
{
"hex": "#0b133b",
"rgb": {
"r": 11,
"g": 19,
"b": 59
},
"hsl": {
"h": 230,
"s": 68.571,
"l": 13.725
},
"oklch": {
"l": 0.20929,
"c": 0.07767,
"h": 269.8
},
"luminance": 0.00853
}Semantic roles & 50–950 ramp
primary
#0B133B
secondary
#786B2A
accent
#CE3CEB
background
#F4F4F6
surface
#E7E7EC
border
#C3C3C7
text
#020208
muted
#78787B