#581A8E#581A8E
#581A8E is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.5% C 0.175 H 302.8°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).
Color values
| HEX | #581A8E |
|---|---|
| RGB | rgb(88, 26, 142) |
| HSL | hsl(272, 69%, 33%) |
| HSV | hsv(272, 82%, 56%) |
| CMYK | cmyk(38%, 81.7%, 0%, 44.3%) |
| CIE-LAB | lab(26.06, 48.91, -51.59) |
| CIE-LCH | lch(26.06, 71.09, 313.47°) |
| OKLab | oklab(38.49% 0.095 -0.1473) |
| OKLCH | oklch(38.49% 0.175 302.8) |
| XYZ | xyz(9.2752, 4.7665, 26.0173) |
| Luminance | 0.0477 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo
#4B0082
ΔE00 4.09
Rebeccapurple
#663399
ΔE00 5.60
Royal Purple (survey)
#4B006E
ΔE00 6.16
Indigo (survey)
#380282
ΔE00 6.25
Indigo Blue
#3A18B1
ΔE00 7.04
Purple (survey)
#7E1E9C
ΔE00 7.16
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#581A8E #508E1A
analogous
#1E1A8E #581A8E #8E1A8A
triadic
#581A8E #8E581A #1A8E58
tetradic
#581A8E #8E1E1A #508E1A #1A8A8E
square
#581A8E #8E1E1A #508E1A #1A8A8E
split-complementary
#581A8E #8A8E1A #1A8E1E
monochromatic
#180727 #38115A #581A8E #7823C2 #9645DD
Accessibility & contrast
On white
10.75
#581A8E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.95
#581A8E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #581A8E
10.75:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##581A8E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##581A8E | 1.00 | 10.75 | 1.95 | 10.75 |
| #FFFFFF | 10.75 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.95 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.75 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003D91
Deuteranopia (green-blind)
#003D8C
Tritanopia (blue-blind)
#4D3A55
Achromatopsia (no color)
#3E3E3E
Design tokens & code
CSS
--color: #581a8e; /* rgb */ color: rgb(88, 26, 142); /* oklch */ color: oklch(38.5% 0.175 302.8);
Tailwind
colors: {
custom: {
50: '#8d5fb0',
500: '#581a8e',
950: '#000000',
},
}SCSS
$custom: #581a8e; $custom-light: #8d5fb0; $custom-dark: #000000;
JSON
{
"hex": "#581a8e",
"rgb": {
"r": 88,
"g": 26,
"b": 142
},
"hsl": {
"h": 272.069,
"s": 69.048,
"l": 32.941
},
"oklch": {
"l": 0.38493,
"c": 0.17524,
"h": 302.8
},
"luminance": 0.04766
}Semantic roles & 50–950 ramp
primary
#581A8E
secondary
#7EBE45
accent
#EC3C8E
background
#F9F5FA
surface
#F1EAF5
border
#CBC6CF
text
#0D0511
muted
#7E7980