#331A6B#331A6B
#331A6B is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.7% C 0.131 H 290.7°. Best body text is #FFFFFF at 13.99:1 contrast (WCAG AA passes).
Color values
| HEX | #331A6B |
|---|---|
| RGB | rgb(51, 26, 107) |
| HSL | hsl(259, 61%, 26%) |
| HSV | hsv(259, 76%, 42%) |
| CMYK | cmyk(52.3%, 75.7%, 0%, 58%) |
| CIE-LAB | lab(17.94, 33.09, -42.81) |
| CIE-LCH | lch(17.94, 54.11, 307.70°) |
| OKLab | oklab(30.72% 0.0464 -0.1229) |
| OKLCH | oklch(30.72% 0.131 290.7) |
| XYZ | xyz(4.3877, 2.5040, 14.1592) |
| Luminance | 0.0250 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Midnight Blue
#191970
ΔE00 4.17
Dark Indigo
#1F0954
ΔE00 5.23
Indigo (survey)
#380282
ΔE00 5.58
Royal Purple (survey)
#4B006E
ΔE00 6.22
Darkblue (survey)
#030764
ΔE00 6.37
Dark Royal Blue
#02066F
ΔE00 6.45
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#331A6B #526B1A
analogous
#1A296B #331A6B #5B1A6B
triadic
#331A6B #6B331A #1A6B33
tetradic
#331A6B #6B1A29 #526B1A #1A6B5B
square
#331A6B #6B1A29 #526B1A #1A6B5B
split-complementary
#331A6B #6B5B1A #296B1A
monochromatic
#0C0619 #1C0E3A #331A6B #4A269C #6232CD
Accessibility & contrast
On white
13.99
#331A6B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.50
#331A6B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #331A6B
13.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##331A6B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##331A6B | 1.00 | 13.99 | 1.50 | 13.99 |
| #FFFFFF | 13.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 13.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#002D6D
Deuteranopia (green-blind)
#002A69
Tritanopia (blue-blind)
#202F40
Achromatopsia (no color)
#2C2C2C
Design tokens & code
CSS
--color: #331a6b; /* rgb */ color: rgb(51, 26, 107); /* oklch */ color: oklch(30.7% 0.131 290.7);
Tailwind
colors: {
custom: {
50: '#715996',
500: '#331a6b',
950: '#000000',
},
}SCSS
$custom: #331a6b; $custom-light: #715996; $custom-dark: #000000;
JSON
{
"hex": "#331a6b",
"rgb": {
"r": 51,
"g": 26,
"b": 107
},
"hsl": {
"h": 258.519,
"s": 60.902,
"l": 26.078
},
"oklch": {
"l": 0.30721,
"c": 0.13134,
"h": 290.7
},
"luminance": 0.02504
}Semantic roles & 50–950 ramp
primary
#331A6B
secondary
#83A040
accent
#E444B3
background
#F7F5F9
surface
#EDE9F2
border
#C8C5CC
text
#08040D
muted
#7B797E