#101B38#101B38
#101B38 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 23.0% C 0.058 H 266.3°. Best body text is #FFFFFF at 16.99:1 contrast (WCAG AA passes).
Color values
| HEX | #101B38 |
|---|---|
| RGB | rgb(16, 27, 56) |
| HSL | hsl(224, 56%, 14%) |
| HSV | hsv(224, 71%, 22%) |
| CMYK | cmyk(71.4%, 51.8%, 0%, 78%) |
| CIE-LAB | lab(10.40, 6.35, -20.39) |
| CIE-LCH | lch(10.40, 21.36, 287.29°) |
| OKLab | oklab(22.98% -0.0038 -0.0582) |
| OKLCH | oklch(22.98% 0.058 266.3) |
| XYZ | xyz(1.3192, 1.1794, 3.8987) |
| Luminance | 0.0118 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Navy (survey)
#01153E
ΔE00 4.12
Navy Blue
#1B2A4A
ΔE00 4.92
Dark Navy Blue
#00022E
ΔE00 6.13
Midnight
#03012D
ΔE00 6.39
Dark Navy
#000435
ΔE00 6.74
Navy Blue (survey)
#001146
ΔE00 6.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#101B38 #382D10
analogous
#102F38 #101B38 #191038
triadic
#101B38 #38101B #1B3810
tetradic
#101B38 #38102F #382D10 #103819
square
#101B38 #38102F #382D10 #103819
split-complementary
#101B38 #381910 #2F3810
monochromatic
#070B18 #070B18 #101B38 #1E3268 #2B4997
Accessibility & contrast
On white
16.99
#101B38 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.24
#101B38 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #101B38
16.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##101B38 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##101B38 | 1.00 | 16.99 | 1.24 | 16.99 |
| #FFFFFF | 16.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.24 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0E1E39
Deuteranopia (green-blind)
#081B37
Tritanopia (blue-blind)
#002226
Achromatopsia (no color)
#1C1C1C
Design tokens & code
CSS
--color: #101b38; /* rgb */ color: rgb(16, 27, 56); /* oklch */ color: oklch(23.0% 0.058 266.3);
Tailwind
colors: {
custom: {
50: '#53566f',
500: '#101b38',
950: '#000000',
},
}SCSS
$custom: #101b38; $custom-light: #53566f; $custom-dark: #000000;
JSON
{
"hex": "#101b38",
"rgb": {
"r": 16,
"g": 27,
"b": 56
},
"hsl": {
"h": 223.5,
"s": 55.556,
"l": 14.118
},
"oklch": {
"l": 0.22984,
"c": 0.05829,
"h": 266.3
},
"luminance": 0.0118
}Semantic roles & 50–950 ramp
primary
#101B38
secondary
#726032
accent
#B649DF
background
#F4F5F6
surface
#E7E9EC
border
#C3C5C7
text
#020307
muted
#78787A