#583FA0#583FA0
#583FA0 is a dark, vivid violet. Relative luminance 0.082; OKLCH L 44.9% C 0.150 H 291.0°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).
Color values
| HEX | #583FA0 |
|---|---|
| RGB | rgb(88, 63, 160) |
| HSL | hsl(255, 43%, 44%) |
| HSV | hsv(255, 61%, 63%) |
| CMYK | cmyk(45%, 60.6%, 0%, 37.3%) |
| CIE-LAB | lab(34.33, 34.91, -49.16) |
| CIE-LCH | lch(34.33, 60.29, 305.38°) |
| OKLab | oklab(44.86% 0.0538 -0.1403) |
| OKLCH | oklch(44.86% 0.15 291) |
| XYZ | xyz(12.1454, 8.1674, 34.1874) |
| Luminance | 0.0817 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 3.97
Blueberry
#464196
ΔE00 4.00
Darkslateblue
#483D8B
ΔE00 4.37
Rebeccapurple
#663399
ΔE00 4.71
Blue With A Hint Of Purple
#533CC6
ΔE00 5.84
Bluey Purple
#6241C7
ΔE00 6.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#583FA0 #87A03F
analogous
#3F56A0 #583FA0 #883FA0
triadic
#583FA0 #A0583F #3FA058
tetradic
#583FA0 #A03F56 #87A03F #3FA088
square
#583FA0 #A03F56 #87A03F #3FA088
split-complementary
#583FA0 #A0883F #56A03F
monochromatic
#281C48 #402E74 #583FA0 #765DBF #9B89D0
Accessibility & contrast
On white
7.97
#583FA0 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#583FA0 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #583FA0
7.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##583FA0 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##583FA0 | 1.00 | 7.97 | 2.63 | 7.97 |
| #FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0052A3
Deuteranopia (green-blind)
#004F9E
Tritanopia (blue-blind)
#435569
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #583fa0; /* rgb */ color: rgb(88, 63, 160); /* oklch */ color: oklch(44.9% 0.150 291.0);
Tailwind
colors: {
custom: {
50: '#8c75bd',
500: '#583fa0',
950: '#000000',
},
}SCSS
$custom: #583fa0; $custom-light: #8c75bd; $custom-dark: #000000;
JSON
{
"hex": "#583fa0",
"rgb": {
"r": 88,
"g": 63,
"b": 160
},
"hsl": {
"h": 255.464,
"s": 43.498,
"l": 43.725
},
"oklch": {
"l": 0.44859,
"c": 0.15024,
"h": 291
},
"luminance": 0.08168
}Semantic roles & 50–950 ramp
primary
#583FA0
secondary
#ACBB80
accent
#D355B3
background
#F8F7FB
surface
#F0EDF6
border
#CBC8D0
text
#0D0812
muted
#7D7B81