#591B8E#591B8E
#591B8E is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.7% C 0.174 H 303.3°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).
Color values
| HEX | #591B8E |
|---|---|
| RGB | rgb(89, 27, 142) |
| HSL | hsl(272, 68%, 33%) |
| HSV | hsv(272, 81%, 56%) |
| CMYK | cmyk(37.3%, 81%, 0%, 44.3%) |
| CIE-LAB | lab(26.33, 48.69, -51.14) |
| CIE-LCH | lch(26.33, 70.61, 313.60°) |
| OKLab | oklab(38.72% 0.0957 -0.1459) |
| OKLCH | oklch(38.72% 0.174 303.3) |
| XYZ | xyz(9.3931, 4.8607, 26.0293) |
| Luminance | 0.0486 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Indigo
#4B0082
ΔE00 4.30
Rebeccapurple
#663399
ΔE00 5.38
Royal Purple (survey)
#4B006E
ΔE00 6.27
Indigo (survey)
#380282
ΔE00 6.50
Purple (survey)
#7E1E9C
ΔE00 6.95
Indigo Blue
#3A18B1
ΔE00 7.18
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#591B8E #508E1B
analogous
#201B8E #591B8E #8E1B89
triadic
#591B8E #8E591B #1B8E59
tetradic
#591B8E #8E201B #508E1B #1B898E
square
#591B8E #8E201B #508E1B #1B898E
split-complementary
#591B8E #898E1B #1B8E20
monochromatic
#190727 #39115B #591B8E #7925C1 #9847DC
Accessibility & contrast
On white
10.65
#591B8E on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.97
#591B8E on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #591B8E
10.65:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##591B8E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##591B8E | 1.00 | 10.65 | 1.97 | 10.65 |
| #FFFFFF | 10.65 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.97 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.65 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003D91
Deuteranopia (green-blind)
#003E8C
Tritanopia (blue-blind)
#4E3A55
Achromatopsia (no color)
#3E3E3E
Design tokens & code
CSS
--color: #591b8e; /* rgb */ color: rgb(89, 27, 142); /* oklch */ color: oklch(38.7% 0.174 303.3);
Tailwind
colors: {
custom: {
50: '#8e60b0',
500: '#591b8e',
950: '#000000',
},
}SCSS
$custom: #591b8e; $custom-light: #8e60b0; $custom-dark: #000000;
JSON
{
"hex": "#591b8e",
"rgb": {
"r": 89,
"g": 27,
"b": 142
},
"hsl": {
"h": 272.348,
"s": 68.047,
"l": 33.137
},
"oklch": {
"l": 0.38716,
"c": 0.17449,
"h": 303.3
},
"luminance": 0.04861
}Semantic roles & 50–950 ramp
primary
#591B8E
secondary
#7EBE47
accent
#EB3D8D
background
#F9F5FA
surface
#F1EAF5
border
#CBC6CF
text
#0D0511
muted
#7E7980