#1F124F#1F124F
#1F124F is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 24.5% C 0.105 H 285.5°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).
Color values
| HEX | #1F124F |
|---|---|
| RGB | rgb(31, 18, 79) |
| HSL | hsl(253, 63%, 19%) |
| HSV | hsv(253, 77%, 31%) |
| CMYK | cmyk(60.8%, 77.2%, 0%, 69%) |
| CIE-LAB | lab(11.19, 25.11, -35.20) |
| CIE-LCH | lch(11.19, 43.24, 305.50°) |
| OKLab | oklab(24.54% 0.028 -0.1013) |
| OKLCH | oklch(24.54% 0.105 285.5) |
| XYZ | xyz(2.1922, 1.2883, 7.5288) |
| Luminance | 0.0129 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Dark Indigo
#1F0954
ΔE00 2.85
Night Blue
#040348
ΔE00 4.39
Navy Blue (survey)
#001146
ΔE00 4.89
Dark Blue
#00035B
ΔE00 5.82
Darkblue (survey)
#030764
ΔE00 6.07
Midnight Blue
#191970
ΔE00 6.27
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F124F #424F12
analogous
#12244F #1F124F #3E124F
triadic
#1F124F #4F1F12 #124F1F
tetradic
#1F124F #4F1224 #424F12 #124F3E
square
#1F124F #4F1224 #424F12 #124F3E
split-complementary
#1F124F #4F3E12 #244F12
monochromatic
#0A0619 #0B071D #1F124F #331D81 #4629B3
Accessibility & contrast
On white
16.70
#1F124F on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.26
#1F124F on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1F124F
16.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F124F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F124F | 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)
#002051
Deuteranopia (green-blind)
#001C4E
Tritanopia (blue-blind)
#09222F
Achromatopsia (no color)
#1E1E1E
Design tokens & code
CSS
--color: #1f124f; /* rgb */ color: rgb(31, 18, 79); /* oklch */ color: oklch(24.5% 0.105 285.5);
Tailwind
colors: {
custom: {
50: '#615181',
500: '#1f124f',
950: '#000000',
},
}SCSS
$custom: #1f124f; $custom-light: #615181; $custom-dark: #000000;
JSON
{
"hex": "#1f124f",
"rgb": {
"r": 31,
"g": 18,
"b": 79
},
"hsl": {
"h": 252.787,
"s": 62.887,
"l": 19.02
},
"oklch": {
"l": 0.24538,
"c": 0.10507,
"h": 285.5
},
"luminance": 0.01288
}Semantic roles & 50–950 ramp
primary
#1F124F
secondary
#768835
accent
#E642C3
background
#F6F4F7
surface
#EBE7EE
border
#C6C3C9
text
#05020A
muted
#7A787C