#0F344B#0F344B
#0F344B is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.1% C 0.058 H 240.0°. Best body text is #FFFFFF at 13.02:1 contrast (WCAG AA passes).
Color values
| HEX | #0F344B |
|---|---|
| RGB | rgb(15, 52, 75) |
| HSL | hsl(203, 67%, 18%) |
| HSV | hsv(203, 80%, 29%) |
| CMYK | cmyk(80%, 30.7%, 0%, 70.6%) |
| CIE-LAB | lab(20.30, -4.02, -17.93) |
| CIE-LCH | lch(20.30, 18.37, 257.36°) |
| OKLab | oklab(31.1% -0.0292 -0.0506) |
| OKLCH | oklch(31.1% 0.058 240) |
| XYZ | xyz(2.6945, 3.0652, 7.1049) |
| Luminance | 0.0307 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Blue Grey
#1F3B4D
ΔE00 3.17
Dark Grey Blue
#29465B
ΔE00 5.99
Dark Slate Blue
#214761
ΔE00 6.10
Marine Blue
#01386A
ΔE00 6.82
Marine
#042E60
ΔE00 7.55
Dark
#1B2431
ΔE00 8.14
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0F344B #4B260F
analogous
#0F4B44 #0F344B #0F164B
triadic
#0F344B #4B0F34 #344B0F
tetradic
#0F344B #440F4B #4B260F #164B0F
square
#0F344B #440F4B #4B260F #164B0F
split-complementary
#0F344B #4B0F16 #4B440F
monochromatic
#05121A #05121A #0F344B #19577E #237BB1
Accessibility & contrast
On white
13.02
#0F344B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.61
#0F344B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0F344B
13.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0F344B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0F344B | 1.00 | 13.02 | 1.61 | 13.02 |
| #FFFFFF | 13.02 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.61 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 13.02 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#29344C
Deuteranopia (green-blind)
#212E4B
Tritanopia (blue-blind)
#003A3C
Achromatopsia (no color)
#313131
Design tokens & code
CSS
--color: #0f344b; /* rgb */ color: rgb(15, 52, 75); /* oklch */ color: oklch(31.1% 0.058 240.0);
Tailwind
colors: {
custom: {
50: '#576b7d',
500: '#0f344b',
950: '#000000',
},
}SCSS
$custom: #0f344b; $custom-light: #576b7d; $custom-dark: #000000;
JSON
{
"hex": "#0f344b",
"rgb": {
"r": 15,
"g": 52,
"b": 75
},
"hsl": {
"h": 203,
"s": 66.667,
"l": 17.647
},
"oklch": {
"l": 0.31098,
"c": 0.05844,
"h": 240
},
"luminance": 0.03066
}Semantic roles & 50–950 ramp
primary
#0F344B
secondary
#855130
accent
#803EEA
background
#F5F6F7
surface
#E9EBEE
border
#C5C6C9
text
#030609
muted
#787A7B