#151B34#151B34
#151B34 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 23.1% C 0.049 H 271.9°. Best body text is #FFFFFF at 16.96:1 contrast (WCAG AA passes).
Color values
| HEX | #151B34 |
|---|---|
| RGB | rgb(21, 27, 52) |
| HSL | hsl(228, 42%, 14%) |
| HSV | hsv(228, 60%, 20%) |
| CMYK | cmyk(59.6%, 48.1%, 0%, 79.6%) |
| CIE-LAB | lab(10.49, 6.02, -17.36) |
| CIE-LCH | lch(10.49, 18.37, 289.13°) |
| OKLab | oklab(23.06% 0.0016 -0.0491) |
| OKLCH | oklch(23.06% 0.049 271.9) |
| XYZ | xyz(1.3208, 1.1911, 3.4085) |
| Luminance | 0.0119 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy Blue
#1B2A4A
ΔE00 5.68
Navy (survey)
#01153E
ΔE00 5.83
Dark Navy Blue
#00022E
ΔE00 7.04
Midnight
#03012D
ΔE00 7.13
Dark
#1B2431
ΔE00 7.82
Dark Navy
#000435
ΔE00 7.93
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#151B34 #342E15
analogous
#152B34 #151B34 #1F1534
triadic
#151B34 #34151B #1B3415
tetradic
#151B34 #34152B #342E15 #15341F
square
#151B34 #34152B #342E15 #15341F
split-complementary
#151B34 #341F15 #2B3415
monochromatic
#090B16 #090B16 #151B34 #273260 #38488B
Accessibility & contrast
On white
16.96
#151B34 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.24
#151B34 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #151B34
16.96:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##151B34 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##151B34 | 1.00 | 16.96 | 1.24 | 16.96 |
| #FFFFFF | 16.96 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.24 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.96 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#111E35
Deuteranopia (green-blind)
#0E1B33
Tritanopia (blue-blind)
#082024
Achromatopsia (no color)
#1C1C1C
Design tokens & code
CSS
--color: #151b34; /* rgb */ color: rgb(21, 27, 52); /* oklch */ color: oklch(23.1% 0.049 271.9);
Tailwind
colors: {
custom: {
50: '#55576b',
500: '#151b34',
950: '#000000',
},
}SCSS
$custom: #151b34; $custom-light: #55576b; $custom-dark: #000000;
JSON
{
"hex": "#151b34",
"rgb": {
"r": 21,
"g": 27,
"b": 52
},
"hsl": {
"h": 228.387,
"s": 42.466,
"l": 14.314
},
"oklch": {
"l": 0.23057,
"c": 0.04917,
"h": 271.9
},
"luminance": 0.01191
}Semantic roles & 50–950 ramp
primary
#151B34
secondary
#6B613A
accent
#BA56D2
background
#F5F5F6
surface
#E9E9EB
border
#C5C5C6
text
#030306
muted
#78787A