#051738#051738
#051738 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.3% C 0.069 H 260.6°. Best body text is #FFFFFF at 17.70:1 contrast (WCAG AA passes).
Color values
| HEX | #051738 |
|---|---|
| RGB | rgb(5, 23, 56) |
| HSL | hsl(219, 84%, 12%) |
| HSV | hsv(219, 91%, 22%) |
| CMYK | cmyk(91.1%, 58.9%, 0%, 78%) |
| CIE-LAB | lab(8.40, 7.33, -23.65) |
| CIE-LCH | lch(8.40, 24.76, 287.22°) |
| OKLab | oklab(21.28% -0.0113 -0.0681) |
| OKLCH | oklch(21.28% 0.069 260.6) |
| XYZ | xyz(1.0825, 0.9305, 3.8632) |
| Luminance | 0.0093 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy (survey)
#01153E
ΔE00 2.32
Dark Navy Blue
#00022E
ΔE00 4.60
Dark Navy
#000435
ΔE00 5.06
Midnight
#03012D
ΔE00 5.07
Navy Blue (survey)
#001146
ΔE00 5.31
Very Dark Blue
#000133
ΔE00 5.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#051738 #382605
analogous
#053138 #051738 #0D0538
triadic
#051738 #380517 #173805
tetradic
#051738 #380531 #382605 #05380D
square
#051738 #380531 #382605 #05380D
split-complementary
#051738 #380D05 #313805
monochromatic
#030C1C #030C1C #051738 #0A2E70 #0F45A8
Accessibility & contrast
On white
17.70
#051738 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.19
#051738 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #051738
17.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##051738 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##051738 | 1.00 | 17.70 | 1.19 | 17.70 |
| #FFFFFF | 17.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.19 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#041B39
Deuteranopia (green-blind)
#001637
Tritanopia (blue-blind)
#001F24
Achromatopsia (no color)
#181818
Design tokens & code
CSS
--color: #051738; /* rgb */ color: rgb(5, 23, 56); /* oklch */ color: oklch(21.3% 0.069 260.6);
Tailwind
colors: {
custom: {
50: '#4e536f',
500: '#051738',
950: '#000000',
},
}SCSS
$custom: #051738; $custom-light: #4e536f; $custom-dark: #000000;
JSON
{
"hex": "#051738",
"rgb": {
"r": 5,
"g": 23,
"b": 56
},
"hsl": {
"h": 218.824,
"s": 83.607,
"l": 11.961
},
"oklch": {
"l": 0.21275,
"c": 0.06901,
"h": 260.6
},
"luminance": 0.00931
}Semantic roles & 50–950 ramp
primary
#051738
secondary
#795A20
accent
#B22EFA
background
#F4F4F6
surface
#E7E7EC
border
#C3C3C7
text
#020207
muted
#78787A