#311337#311337
#311337 is a very dark, moderate purple. Relative luminance 0.014; OKLCH L 25.0% C 0.075 H 320.7°. Best body text is #FFFFFF at 16.42:1 contrast (WCAG AA passes).
Color values
| HEX | #311337 |
|---|---|
| RGB | rgb(49, 19, 55) |
| HSL | hsl(290, 49%, 15%) |
| HSV | hsv(290, 65%, 22%) |
| CMYK | cmyk(10.9%, 65.5%, 0%, 78.4%) |
| CIE-LAB | lab(11.92, 21.90, -17.03) |
| CIE-LCH | lch(11.92, 27.75, 322.13°) |
| OKLab | oklab(24.99% 0.0578 -0.0473) |
| OKLCH | oklch(24.99% 0.075 320.7) |
| XYZ | xyz(2.1890, 1.3946, 3.7676) |
| Luminance | 0.0140 (WCAG relative) |
| Temperature | cool |
| Family | purple |
Closest named colors
Eggplant
#380835
ΔE00 3.77
Dark Purple
#35063E
ΔE00 4.66
Very Dark Purple
#2A0134
ΔE00 4.96
Aubergine
#3D0734
ΔE00 5.00
Midnight Purple
#280137
ΔE00 5.63
Deep Purple
#36013F
ΔE00 5.79
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#311337 #193713
analogous
#1F1337 #311337 #37132B
triadic
#311337 #373113 #133731
tetradic
#311337 #371F13 #193713 #132B37
square
#311337 #371F13 #193713 #132B37
split-complementary
#311337 #2B3713 #13371F
monochromatic
#140817 #140817 #311337 #5A2364 #823292
Accessibility & contrast
On white
16.42
#311337 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.28
#311337 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #311337
16.42:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##311337 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##311337 | 1.00 | 16.42 | 1.28 | 16.42 |
| #FFFFFF | 16.42 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.28 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.42 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0C1D38
Deuteranopia (green-blind)
#162036
Tritanopia (blue-blind)
#311822
Achromatopsia (no color)
#1F1F1F
Design tokens & code
CSS
--color: #311337; /* rgb */ color: rgb(49, 19, 55); /* oklch */ color: oklch(25.0% 0.075 320.7);
Tailwind
colors: {
custom: {
50: '#6a526e',
500: '#311337',
950: '#000000',
},
}SCSS
$custom: #311337; $custom-light: #6a526e; $custom-dark: #000000;
JSON
{
"hex": "#311337",
"rgb": {
"r": 49,
"g": 19,
"b": 55
},
"hsl": {
"h": 290,
"s": 48.649,
"l": 14.51
},
"oklch": {
"l": 0.24994,
"c": 0.07469,
"h": 320.7
},
"luminance": 0.01395
}Semantic roles & 50–950 ramp
primary
#311337
secondary
#406F37
accent
#D85066
background
#F6F4F6
surface
#EBE7EB
border
#C6C3C6
text
#060207
muted
#7A787A