#103959#103959
#103959 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.072 H 246.2°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).
Color values
| HEX | #103959 |
|---|---|
| RGB | rgb(16, 57, 89) |
| HSL | hsl(206, 70%, 21%) |
| HSV | hsv(206, 82%, 35%) |
| CMYK | cmyk(82%, 36%, 0%, 65.1%) |
| CIE-LAB | lab(22.85, -1.45, -23.22) |
| CIE-LCH | lch(22.85, 23.27, 266.43°) |
| OKLab | oklab(33.38% -0.0291 -0.0659) |
| OKLCH | oklch(33.38% 0.072 246.2) |
| XYZ | xyz(3.4793, 3.7573, 9.9911) |
| Luminance | 0.0376 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Marine Blue
#01386A
ΔE00 3.60
Prussian Blue
#004577
ΔE00 5.23
Dark Slate Blue
#214761
ΔE00 5.28
Twilight Blue
#0A437A
ΔE00 5.34
Dark Blue Grey
#1F3B4D
ΔE00 5.44
Marine
#042E60
ΔE00 5.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#103959 #593010
analogous
#105954 #103959 #101559
triadic
#103959 #591039 #395910
tetradic
#103959 #541059 #593010 #155910
square
#103959 #541059 #593010 #155910
split-complementary
#103959 #591015 #595410
monochromatic
#05111A #071825 #103959 #195A8D #237BC1
Accessibility & contrast
On white
11.99
#103959 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.75
#103959 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #103959
11.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##103959 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##103959 | 1.00 | 11.99 | 1.75 | 11.99 |
| #FFFFFF | 11.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2A3A5A
Deuteranopia (green-blind)
#203358
Tritanopia (blue-blind)
#004145
Achromatopsia (no color)
#373737
Design tokens & code
CSS
--color: #103959; /* rgb */ color: rgb(16, 57, 89); /* oklch */ color: oklch(33.4% 0.072 246.2);
Tailwind
colors: {
custom: {
50: '#5b6f88',
500: '#103959',
950: '#000000',
},
}SCSS
$custom: #103959; $custom-light: #5b6f88; $custom-dark: #000000;
JSON
{
"hex": "#103959",
"rgb": {
"r": 16,
"g": 57,
"b": 89
},
"hsl": {
"h": 206.301,
"s": 69.524,
"l": 20.588
},
"oklch": {
"l": 0.33379,
"c": 0.0721,
"h": 246.2
},
"luminance": 0.03758
}Semantic roles & 50–950 ramp
primary
#103959
secondary
#925C33
accent
#893BEC
background
#F5F6F8
surface
#E9ECEF
border
#C5C7CA
text
#04070B
muted
#797A7C