#431FA1#431FA1
#431FA1 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.4% C 0.190 H 285.9°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).
Color values
| HEX | #431FA1 |
|---|---|
| RGB | rgb(67, 31, 161) |
| HSL | hsl(257, 68%, 38%) |
| HSV | hsv(257, 81%, 63%) |
| CMYK | cmyk(58.4%, 80.7%, 0%, 36.9%) |
| CIE-LAB | lab(26.00, 48.84, -63.46) |
| CIE-LCH | lch(26.00, 80.08, 307.58°) |
| OKLab | oklab(38.42% 0.0522 -0.1828) |
| OKLCH | oklch(38.42% 0.19 285.9) |
| XYZ | xyz(9.2358, 4.7459, 34.1407) |
| Luminance | 0.0475 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 2.53
Ultramarine
#2000B1
ΔE00 5.08
Cobalt Blue
#030AA7
ΔE00 5.60
Violet Blue
#510AC9
ΔE00 5.60
Royal Blue (survey)
#0504AA
ΔE00 5.77
Royal
#0C1793
ΔE00 5.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#431FA1 #7DA11F
analogous
#1F3CA1 #431FA1 #841FA1
triadic
#431FA1 #A1431F #1FA143
tetradic
#431FA1 #A11F3C #7DA11F #1FA184
square
#431FA1 #A11F3C #7DA11F #1FA184
split-complementary
#431FA1 #A1841F #3CA11F
monochromatic
#180B3A #2E156E #431FA1 #5829D4 #805BDF
Accessibility & contrast
On white
10.77
#431FA1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.95
#431FA1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #431FA1
10.77:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##431FA1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##431FA1 | 1.00 | 10.77 | 1.95 | 10.77 |
| #FFFFFF | 10.77 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.95 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.77 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0041A5
Deuteranopia (green-blind)
#003A9F
Tritanopia (blue-blind)
#114660
Achromatopsia (no color)
#3E3E3E
Design tokens & code
CSS
--color: #431fa1; /* rgb */ color: rgb(67, 31, 161); /* oklch */ color: oklch(38.4% 0.190 285.9);
Tailwind
colors: {
custom: {
50: '#8360be',
500: '#431fa1',
950: '#000000',
},
}SCSS
$custom: #431fa1; $custom-light: #8360be; $custom-dark: #000000;
JSON
{
"hex": "#431fa1",
"rgb": {
"r": 67,
"g": 31,
"b": 161
},
"hsl": {
"h": 256.615,
"s": 67.708,
"l": 37.647
},
"oklch": {
"l": 0.38423,
"c": 0.19012,
"h": 285.9
},
"luminance": 0.04746
}Semantic roles & 50–950 ramp
primary
#431FA1
secondary
#A6C458
accent
#EB3DBB
background
#F8F5FB
surface
#F0EAF7
border
#CBC6D0
text
#0C0512
muted
#7D7981