#0F374F#0F374F
#0F374F is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.2% C 0.061 H 239.4°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).
Color values
| HEX | #0F374F |
|---|---|
| RGB | rgb(15, 55, 79) |
| HSL | hsl(203, 68%, 18%) |
| HSV | hsv(203, 81%, 31%) |
| CMYK | cmyk(81%, 30.4%, 0%, 69%) |
| CIE-LAB | lab(21.57, -4.40, -18.62) |
| CIE-LCH | lch(21.57, 19.13, 256.72°) |
| OKLab | oklab(32.17% -0.0311 -0.0526) |
| OKLCH | oklch(32.17% 0.061 239.4) |
| XYZ | xyz(2.9739, 3.3981, 7.8948) |
| Luminance | 0.0340 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Blue Grey
#1F3B4D
ΔE00 2.85
Dark Slate Blue
#214761
ΔE00 5.17
Dark Grey Blue
#29465B
ΔE00 5.22
Marine Blue
#01386A
ΔE00 6.57
Prussian Blue
#004577
ΔE00 7.53
Marine
#042E60
ΔE00 7.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#0F374F #4F270F
analogous
#0F4F47 #0F374F #0F174F
triadic
#0F374F #4F0F37 #374F0F
tetradic
#0F374F #470F4F #4F270F #174F0F
square
#0F374F #470F4F #4F270F #174F0F
split-complementary
#0F374F #4F0F17 #4F470F
monochromatic
#05121A #05131C #0F374F #195B82 #237FB6
Accessibility & contrast
On white
12.50
#0F374F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.68
#0F374F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #0F374F
12.50:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##0F374F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##0F374F | 1.00 | 12.50 | 1.68 | 12.50 |
| #FFFFFF | 12.50 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.68 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 12.50 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2C3750
Deuteranopia (green-blind)
#23314F
Tritanopia (blue-blind)
#003D3F
Achromatopsia (no color)
#343434
Design tokens & code
CSS
--color: #0f374f; /* rgb */ color: rgb(15, 55, 79); /* oklch */ color: oklch(32.2% 0.061 239.4);
Tailwind
colors: {
custom: {
50: '#586d80',
500: '#0f374f',
950: '#000000',
},
}SCSS
$custom: #0f374f; $custom-light: #586d80; $custom-dark: #000000;
JSON
{
"hex": "#0f374f",
"rgb": {
"r": 15,
"g": 55,
"b": 79
},
"hsl": {
"h": 202.5,
"s": 68.085,
"l": 18.431
},
"oklch": {
"l": 0.32175,
"c": 0.0611,
"h": 239.4
},
"luminance": 0.03398
}Semantic roles & 50–950 ramp
primary
#0F374F
secondary
#895231
accent
#7E3DEB
background
#F5F6F7
surface
#E9EBEE
border
#C5C6C9
text
#04070A
muted
#797A7C