#0B0B47#0B0B47
#0B0B47 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.7% C 0.107 H 272.1°. Best body text is #FFFFFF at 18.21:1 contrast (WCAG AA passes).
Color values
| HEX | #0B0B47 |
|---|---|
| RGB | rgb(11, 11, 71) |
| HSL | hsl(240, 73%, 16%) |
| HSV | hsv(240, 85%, 28%) |
| CMYK | cmyk(84.5%, 84.5%, 0%, 72.2%) |
| CIE-LAB | lab(6.91, 23.64, -36.75) |
| CIE-LCH | lch(6.91, 43.70, 302.76°) |
| OKLab | oklab(20.73% 0.0039 -0.1066) |
| OKLCH | oklch(20.73% 0.107 272.1) |
| XYZ | xyz(1.3946, 0.7653, 6.0342) |
| Luminance | 0.0076 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Night Blue
#040348
ΔE00 2.00
Navy Blue (survey)
#001146
ΔE00 2.98
Dark Indigo
#1F0954
ΔE00 3.99
Midnight Blue (survey)
#020035
ΔE00 4.10
Dark Navy
#000435
ΔE00 4.69
Very Dark Blue
#000133
ΔE00 4.90
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0B0B47 #47470B
analogous
#0B2947 #0B0B47 #290B47
triadic
#0B0B47 #470B0B #0B470B
tetradic
#0B0B47 #470B29 #47470B #0B4729
square
#0B0B47 #470B29 #47470B #0B4729
split-complementary
#0B0B47 #47290B #29470B
monochromatic
#04041A #04041A #0B0B47 #13137C #1B1BB1
Accessibility & contrast
On white
18.21
#0B0B47 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.15
#0B0B47 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0B0B47
18.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0B0B47 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0B0B47 | 1.00 | 18.21 | 1.15 | 18.21 |
| #FFFFFF | 18.21 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.15 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 18.21 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001849
Deuteranopia (green-blind)
#001246
Tritanopia (blue-blind)
#001D28
Achromatopsia (no color)
#151515
Design tokens & code
CSS
--color: #0b0b47; /* rgb */ color: rgb(11, 11, 71); /* oklch */ color: oklch(20.7% 0.107 272.1);
Tailwind
colors: {
custom: {
50: '#574b7b',
500: '#0b0b47',
950: '#000000',
},
}SCSS
$custom: #0b0b47; $custom-light: #574b7b; $custom-dark: #000000;
JSON
{
"hex": "#0b0b47",
"rgb": {
"r": 11,
"g": 11,
"b": 71
},
"hsl": {
"h": 240,
"s": 73.171,
"l": 16.078
},
"oklch": {
"l": 0.20727,
"c": 0.1067,
"h": 272.1
},
"luminance": 0.00765
}Semantic roles & 50–950 ramp
primary
#0B0B47
secondary
#83832A
accent
#F038F0
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#040109
muted
#79777B