#1F1053#1F1053
#1F1053 is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 24.7% C 0.113 H 284.8°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).
Color values
| HEX | #1F1053 |
|---|---|
| RGB | rgb(31, 16, 83) |
| HSL | hsl(253, 68%, 19%) |
| HSV | hsv(253, 81%, 33%) |
| CMYK | cmyk(62.7%, 80.7%, 0%, 67.5%) |
| CIE-LAB | lab(11.18, 27.70, -37.97) |
| CIE-LCH | lch(11.18, 47.00, 306.12°) |
| OKLab | oklab(24.66% 0.0288 -0.1093) |
| OKLCH | oklch(24.66% 0.113 284.8) |
| XYZ | xyz(2.3112, 1.2863, 8.3084) |
| Luminance | 0.0129 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Dark Indigo
#1F0954
ΔE00 1.78
Night Blue
#040348
ΔE00 4.07
Dark Blue
#00035B
ΔE00 4.82
Darkblue (survey)
#030764
ΔE00 5.01
Navy Blue (survey)
#001146
ΔE00 5.39
Midnight Blue
#191970
ΔE00 5.53
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#1F1053 #445310
analogous
#102353 #1F1053 #411053
triadic
#1F1053 #531F10 #10531F
tetradic
#1F1053 #531023 #445310 #105341
square
#1F1053 #531023 #445310 #105341
split-complementary
#1F1053 #534110 #235310
monochromatic
#0A051A #0C0620 #1F1053 #321A86 #4524BA
Accessibility & contrast
On white
16.70
#1F1053 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.26
#1F1053 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #1F1053
16.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##1F1053 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##1F1053 | 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)
#002055
Deuteranopia (green-blind)
#001C52
Tritanopia (blue-blind)
#042330
Achromatopsia (no color)
#1E1E1E
Design tokens & code
CSS
--color: #1f1053; /* rgb */ color: rgb(31, 16, 83); /* oklch */ color: oklch(24.7% 0.113 284.8);
Tailwind
colors: {
custom: {
50: '#625084',
500: '#1f1053',
950: '#000000',
},
}SCSS
$custom: #1f1053; $custom-light: #625084; $custom-dark: #000000;
JSON
{
"hex": "#1f1053",
"rgb": {
"r": 31,
"g": 16,
"b": 83
},
"hsl": {
"h": 253.433,
"s": 67.677,
"l": 19.412
},
"oklch": {
"l": 0.24657,
"c": 0.11308,
"h": 284.8
},
"luminance": 0.01286
}Semantic roles & 50–950 ramp
primary
#1F1053
secondary
#788D32
accent
#EB3DC4
background
#F6F4F8
surface
#EBE7EF
border
#C6C3CA
text
#06020B
muted
#7A787C