#100D50#100D50
#100D50 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.5% C 0.116 H 273.9°. Best body text is #FFFFFF at 17.57:1 contrast (WCAG AA passes).
Color values
| HEX | #100D50 |
|---|---|
| RGB | rgb(16, 13, 80) |
| HSL | hsl(243, 72%, 18%) |
| HSV | hsv(243, 84%, 31%) |
| CMYK | cmyk(80%, 83.7%, 0%, 68.6%) |
| CIE-LAB | lab(8.80, 26.51, -39.88) |
| CIE-LCH | lch(8.80, 47.89, 303.61°) |
| OKLab | oklab(22.53% 0.0078 -0.1154) |
| OKLCH | oklch(22.53% 0.116 273.9) |
| XYZ | xyz(1.8051, 0.9770, 7.6813) |
| Luminance | 0.0098 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Night Blue
#040348
ΔE00 2.31
Dark Indigo
#1F0954
ΔE00 2.76
Dark Blue
#00035B
ΔE00 3.77
Navy Blue (survey)
#001146
ΔE00 3.90
Darkblue (survey)
#030764
ΔE00 4.27
Midnight Blue
#191970
ΔE00 5.70
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#100D50 #4D500D
analogous
#0D2B50 #100D50 #310D50
triadic
#100D50 #50100D #0D5010
tetradic
#100D50 #500D2B #4D500D #0D5031
square
#100D50 #500D2B #4D500D #0D5031
split-complementary
#100D50 #50310D #2B500D
monochromatic
#05041A #05041B #100D50 #1B1685 #251EB9
Accessibility & contrast
On white
17.57
#100D50 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.20
#100D50 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #100D50
17.57:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##100D50 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##100D50 | 1.00 | 17.57 | 1.20 | 17.57 |
| #FFFFFF | 17.57 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.20 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.57 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001C52
Deuteranopia (green-blind)
#00164F
Tritanopia (blue-blind)
#00212E
Achromatopsia (no color)
#191919
Design tokens & code
CSS
--color: #100d50; /* rgb */ color: rgb(16, 13, 80); /* oklch */ color: oklch(22.5% 0.116 273.9);
Tailwind
colors: {
custom: {
50: '#5b4d82',
500: '#100d50',
950: '#000000',
},
}SCSS
$custom: #100d50; $custom-light: #5b4d82; $custom-dark: #000000;
JSON
{
"hex": "#100d50",
"rgb": {
"r": 16,
"g": 13,
"b": 80
},
"hsl": {
"h": 242.687,
"s": 72.043,
"l": 18.235
},
"oklch": {
"l": 0.22525,
"c": 0.11565,
"h": 273.9
},
"luminance": 0.00977
}Semantic roles & 50–950 ramp
primary
#100D50
secondary
#878B2E
accent
#EF39E7
background
#F5F4F8
surface
#E9E7EF
border
#C5C3CA
text
#04010A
muted
#79777C