#583FA1#583FA1
#583FA1 is a dark, vivid violet. Relative luminance 0.082; OKLCH L 44.9% C 0.152 H 290.8°. Best body text is #FFFFFF at 7.95:1 contrast (WCAG AA passes).
Color values
| HEX | #583FA1 |
|---|---|
| RGB | rgb(88, 63, 161) |
| HSL | hsl(255, 44%, 44%) |
| HSV | hsv(255, 61%, 63%) |
| CMYK | cmyk(45.3%, 60.9%, 0%, 36.9%) |
| CIE-LAB | lab(34.40, 35.20, -49.65) |
| CIE-LCH | lch(34.40, 60.86, 305.34°) |
| OKLab | oklab(44.94% 0.0537 -0.1417) |
| OKLCH | oklch(44.94% 0.152 290.8) |
| XYZ | xyz(12.2332, 8.2025, 34.6500) |
| Luminance | 0.0820 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 3.82
Blueberry
#464196
ΔE00 4.04
Darkslateblue
#483D8B
ΔE00 4.49
Rebeccapurple
#663399
ΔE00 4.76
Blue With A Hint Of Purple
#533CC6
ΔE00 5.67
Bluey Purple
#6241C7
ΔE00 5.84
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#583FA1 #88A13F
analogous
#3F57A1 #583FA1 #893FA1
triadic
#583FA1 #A1583F #3FA158
tetradic
#583FA1 #A13F57 #88A13F #3FA189
square
#583FA1 #A13F57 #88A13F #3FA189
split-complementary
#583FA1 #A1893F #57A13F
monochromatic
#281D49 #402E75 #583FA1 #775DC0 #9C89D1
Accessibility & contrast
On white
7.95
#583FA1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.64
#583FA1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #583FA1
7.95:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##583FA1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##583FA1 | 1.00 | 7.95 | 2.64 | 7.95 |
| #FFFFFF | 7.95 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.64 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.95 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0053A4
Deuteranopia (green-blind)
#004F9F
Tritanopia (blue-blind)
#42556A
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #583fa1; /* rgb */ color: rgb(88, 63, 161); /* oklch */ color: oklch(44.9% 0.152 290.8);
Tailwind
colors: {
custom: {
50: '#8d75bd',
500: '#583fa1',
950: '#000000',
},
}SCSS
$custom: #583fa1; $custom-light: #8d75bd; $custom-dark: #000000;
JSON
{
"hex": "#583fa1",
"rgb": {
"r": 88,
"g": 63,
"b": 161
},
"hsl": {
"h": 255.306,
"s": 43.75,
"l": 43.922
},
"oklch": {
"l": 0.44935,
"c": 0.15156,
"h": 290.8
},
"luminance": 0.08203
}Semantic roles & 50–950 ramp
primary
#583FA1
secondary
#ACBC80
accent
#D354B3
background
#F8F7FB
surface
#F0EDF7
border
#CBC8D0
text
#0D0812
muted
#7D7B81