#1D104C#1D104C
#1D104C is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 23.7% C 0.104 H 285.3°. Best body text is #FFFFFF at 17.06:1 contrast (WCAG AA passes).
Color values
| HEX | #1D104C |
|---|---|
| RGB | rgb(29, 16, 76) |
| HSL | hsl(253, 65%, 18%) |
| HSV | hsv(253, 79%, 30%) |
| CMYK | cmyk(61.8%, 78.9%, 0%, 70.2%) |
| CIE-LAB | lab(10.21, 24.98, -34.75) |
| CIE-LCH | lch(10.21, 42.80, 305.70°) |
| OKLab | oklab(23.69% 0.0273 -0.1) |
| OKLCH | oklch(23.69% 0.104 285.3) |
| XYZ | xyz(1.9961, 1.1535, 6.9535) |
| Luminance | 0.0115 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Dark Indigo
#1F0954
ΔE00 2.85
Night Blue
#040348
ΔE00 3.99
Navy Blue (survey)
#001146
ΔE00 4.73
Dark Blue
#00035B
ΔE00 5.77
Midnight Blue (survey)
#020035
ΔE00 6.16
Darkblue (survey)
#030764
ΔE00 6.19
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1D104C #3F4C10
analogous
#10214C #1D104C #3B104C
triadic
#1D104C #4C1D10 #104C1D
tetradic
#1D104C #4C1021 #3F4C10 #104C3B
square
#1D104C #4C1021 #3F4C10 #104C3B
split-complementary
#1D104C #4C3B10 #214C10
monochromatic
#0A0519 #0A0519 #1D104C #301B7F #4425B1
Accessibility & contrast
On white
17.06
#1D104C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.23
#1D104C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1D104C
17.06:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1D104C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1D104C | 1.00 | 17.06 | 1.23 | 17.06 |
| #FFFFFF | 17.06 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.23 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 17.06 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001E4E
Deuteranopia (green-blind)
#001A4B
Tritanopia (blue-blind)
#07202C
Achromatopsia (no color)
#1C1C1C
Design tokens & code
CSS
--color: #1d104c; /* rgb */ color: rgb(29, 16, 76); /* oklch */ color: oklch(23.7% 0.104 285.3);
Tailwind
colors: {
custom: {
50: '#604f7f',
500: '#1d104c',
950: '#000000',
},
}SCSS
$custom: #1d104c; $custom-light: #604f7f; $custom-dark: #000000;
JSON
{
"hex": "#1d104c",
"rgb": {
"r": 29,
"g": 16,
"b": 76
},
"hsl": {
"h": 253,
"s": 65.217,
"l": 18.039
},
"oklch": {
"l": 0.23689,
"c": 0.10367,
"h": 285.3
},
"luminance": 0.01154
}Semantic roles & 50–950 ramp
primary
#1D104C
secondary
#748632
accent
#E840C4
background
#F5F4F7
surface
#EAE7EE
border
#C6C3C9
text
#05020A
muted
#79787C