#01042C#01042C
#01042C is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 14.7% C 0.082 H 265.9°. Best body text is #FFFFFF at 19.91:1 contrast (WCAG AA passes).
Color values
| HEX | #01042C |
|---|---|
| RGB | rgb(1, 4, 44) |
| HSL | hsl(236, 96%, 9%) |
| HSV | hsv(236, 98%, 17%) |
| CMYK | cmyk(97.7%, 90.9%, 0%, 82.7%) |
| CIE-LAB | lab(2.48, 10.20, -24.27) |
| CIE-LCH | lch(2.48, 26.33, 292.79°) |
| OKLab | oklab(14.74% -0.0058 -0.0815) |
| OKLCH | oklch(14.74% 0.082 265.9) |
| XYZ | xyz(0.5104, 0.2751, 2.4086) |
| Luminance | 0.0027 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Navy Blue
#00022E
ΔE00 1.03
Midnight
#03012D
ΔE00 1.34
Very Dark Blue
#000133
ΔE00 2.71
Dark Navy
#000435
ΔE00 2.78
Midnight Blue (survey)
#020035
ΔE00 3.61
Navy (survey)
#01153E
ΔE00 4.04
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#01042C #2C2901
analogous
#011A2C #01042C #14012C
triadic
#01042C #2C0104 #042C01
tetradic
#01042C #2C011A #2C2901 #012C14
square
#01042C #2C011A #2C2901 #012C14
split-complementary
#01042C #2C1401 #1A2C01
monochromatic
#01031E #01031E #01042C #020968 #040FA4
Accessibility & contrast
On white
19.91
#01042C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.06
#01042C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #01042C
19.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##01042C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##01042C | 1.00 | 19.91 | 1.06 | 19.91 |
| #FFFFFF | 19.91 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.06 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 19.91 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#000B2D
Deuteranopia (green-blind)
#00072B
Tritanopia (blue-blind)
#000F17
Achromatopsia (no color)
#090909
Design tokens & code
CSS
--color: #01042c; /* rgb */ color: rgb(1, 4, 44); /* oklch */ color: oklch(14.7% 0.082 265.9);
Tailwind
colors: {
custom: {
50: '#484865',
500: '#01042c',
950: '#000000',
},
}SCSS
$custom: #01042c; $custom-light: #484865; $custom-dark: #000000;
JSON
{
"hex": "#01042c",
"rgb": {
"r": 1,
"g": 4,
"b": 44
},
"hsl": {
"h": 235.814,
"s": 95.556,
"l": 8.824
},
"oklch": {
"l": 0.14738,
"c": 0.08176,
"h": 265.9
},
"luminance": 0.00275
}Semantic roles & 50–950 ramp
primary
#01042C
secondary
#726C17
accent
#F029FF
background
#F4F4F6
surface
#E7E6EB
border
#C3C2C6
text
#010005
muted
#77777A