#1F144A#1F144A
#1F144A is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 24.4% C 0.095 H 286.4°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).
Color values
| HEX | #1F144A |
|---|---|
| RGB | rgb(31, 20, 74) |
| HSL | hsl(252, 57%, 18%) |
| HSV | hsv(252, 73%, 29%) |
| CMYK | cmyk(58.1%, 73%, 0%, 71%) |
| CIE-LAB | lab(11.18, 22.06, -31.78) |
| CIE-LCH | lch(11.18, 38.68, 304.77°) |
| OKLab | oklab(24.37% 0.0268 -0.0912) |
| OKLCH | oklch(24.37% 0.095 286.4) |
| XYZ | xyz(2.0509, 1.2859, 6.6174) |
| Luminance | 0.0129 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Dark Indigo
#1F0954
ΔE00 4.31
Navy Blue (survey)
#001146
ΔE00 4.67
Night Blue
#040348
ΔE00 5.20
Midnight Blue (survey)
#020035
ΔE00 6.15
Dark Navy
#000435
ΔE00 6.45
Navy (survey)
#01153E
ΔE00 6.47
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F144A #3F4A14
analogous
#14244A #1F144A #3A144A
triadic
#1F144A #4A1F14 #144A1F
tetradic
#1F144A #4A1424 #3F4A14 #144A3A
square
#1F144A #4A1424 #3F4A14 #144A3A
split-complementary
#1F144A #4A3A14 #244A14
monochromatic
#0A0718 #0B071A #1F144A #33217A #472EAA
Accessibility & contrast
On white
16.70
#1F144A on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.26
#1F144A on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1F144A
16.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F144A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F144A | 1.00 | 16.70 | 1.26 | 16.70 |
| #FFFFFF | 16.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.26 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#001F4C
Deuteranopia (green-blind)
#001C49
Tritanopia (blue-blind)
#0E212D
Achromatopsia (no color)
#1E1E1E
Design tokens & code
CSS
--color: #1f144a; /* rgb */ color: rgb(31, 20, 74); /* oklch */ color: oklch(24.4% 0.095 286.4);
Tailwind
colors: {
custom: {
50: '#60527d',
500: '#1f144a',
950: '#000000',
},
}SCSS
$custom: #1f144a; $custom-light: #60527d; $custom-dark: #000000;
JSON
{
"hex": "#1f144a",
"rgb": {
"r": 31,
"g": 20,
"b": 74
},
"hsl": {
"h": 252.222,
"s": 57.447,
"l": 18.431
},
"oklch": {
"l": 0.24373,
"c": 0.09506,
"h": 286.4
},
"luminance": 0.01286
}Semantic roles & 50–950 ramp
primary
#1F144A
secondary
#738238
accent
#E147C1
background
#F5F4F7
surface
#EAE7EE
border
#C6C3C9
text
#05020A
muted
#79787C