#0F3A52#0F3A52
#0F3A52 is a dark, moderate cyan. Relative luminance 0.037; OKLCH L 33.2% C 0.062 H 237.7°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).
Color values
| HEX | #0F3A52 |
|---|---|
| RGB | rgb(15, 58, 82) |
| HSL | hsl(201, 69%, 19%) |
| HSV | hsv(201, 82%, 32%) |
| CMYK | cmyk(81.7%, 29.3%, 0%, 67.8%) |
| CIE-LAB | lab(22.78, -5.16, -18.72) |
| CIE-LCH | lch(22.78, 19.42, 254.58°) |
| OKLab | oklab(33.19% -0.0333 -0.0528) |
| OKLCH | oklch(33.19% 0.062 237.7) |
| XYZ | xyz(3.2324, 3.7365, 8.5319) |
| Luminance | 0.0374 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Blue Grey
#1F3B4D
ΔE00 2.59
Dark Slate Blue
#214761
ΔE00 4.36
Dark Grey Blue
#29465B
ΔE00 4.51
Marine Blue
#01386A
ΔE00 6.95
Prussian Blue
#004577
ΔE00 7.24
Twilight Blue
#0A437A
ΔE00 7.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0F3A52 #52270F
analogous
#0F5249 #0F3A52 #0F1952
triadic
#0F3A52 #520F3A #3A520F
tetradic
#0F3A52 #490F52 #52270F #19520F
square
#0F3A52 #490F52 #52270F #19520F
split-complementary
#0F3A52 #520F19 #52490F
monochromatic
#05121A #06151E #0F3A52 #185F86 #2283B9
Accessibility & contrast
On white
12.02
#0F3A52 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.75
#0F3A52 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0F3A52
12.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0F3A52 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0F3A52 | 1.00 | 12.02 | 1.75 | 12.02 |
| #FFFFFF | 12.02 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.02 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2F3A53
Deuteranopia (green-blind)
#253452
Tritanopia (blue-blind)
#004042
Achromatopsia (no color)
#363636
Design tokens & code
CSS
--color: #0f3a52; /* rgb */ color: rgb(15, 58, 82); /* oklch */ color: oklch(33.2% 0.062 237.7);
Tailwind
colors: {
custom: {
50: '#597082',
500: '#0f3a52',
950: '#000000',
},
}SCSS
$custom: #0f3a52; $custom-light: #597082; $custom-dark: #000000;
JSON
{
"hex": "#0f3a52",
"rgb": {
"r": 15,
"g": 58,
"b": 82
},
"hsl": {
"h": 201.493,
"s": 69.072,
"l": 19.02
},
"oklch": {
"l": 0.33186,
"c": 0.06248,
"h": 237.7
},
"luminance": 0.03737
}Semantic roles & 50–950 ramp
primary
#0F3A52
secondary
#8C5131
accent
#7B3CEC
background
#F5F6F8
surface
#E9ECEF
border
#C5C7CA
text
#04070A
muted
#797A7C