#310E51#310E51
#310E51 is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.4% C 0.114 H 302.9°. Best body text is #FFFFFF at 16.00:1 contrast (WCAG AA passes).
Color values
| HEX | #310E51 |
|---|---|
| RGB | rgb(49, 14, 81) |
| HSL | hsl(271, 71%, 19%) |
| HSV | hsv(271, 83%, 32%) |
| CMYK | cmyk(39.5%, 82.7%, 0%, 68.2%) |
| CIE-LAB | lab(12.99, 31.43, -33.54) |
| CIE-LCH | lch(12.99, 45.96, 313.14°) |
| OKLab | oklab(26.41% 0.0619 -0.0956) |
| OKLCH | oklch(26.41% 0.114 302.9) |
| XYZ | xyz(2.9085, 1.5611, 7.9311) |
| Luminance | 0.0156 (WCAG relative) |
| Temperature | cool |
| Family | violet |
Closest named colors
Dark Indigo
#1F0954
ΔE00 4.02
Dark Violet
#34013F
ΔE00 4.96
Dark Purple
#35063E
ΔE00 5.27
Deep Purple
#36013F
ΔE00 5.29
Midnight Purple
#280137
ΔE00 5.50
Very Dark Purple
#2A0134
ΔE00 6.40
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#310E51 #2E510E
analogous
#0F0E51 #310E51 #510E4F
triadic
#310E51 #51310E #0E5131
tetradic
#310E51 #510F0E #2E510E #0E4F51
square
#310E51 #510F0E #2E510E #0E4F51
split-complementary
#310E51 #4F510E #0E510F
monochromatic
#10051A #11051D #310E51 #511785 #7020B9
Accessibility & contrast
On white
16.00
#310E51 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.31
#310E51 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #310E51
16.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##310E51 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##310E51 | 1.00 | 16.00 | 1.31 | 16.00 |
| #FFFFFF | 16.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.31 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 16.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#002153
Deuteranopia (green-blind)
#002150
Tritanopia (blue-blind)
#2A1F2F
Achromatopsia (no color)
#222222
Design tokens & code
CSS
--color: #310e51; /* rgb */ color: rgb(49, 14, 81); /* oklch */ color: oklch(26.4% 0.114 302.9);
Tailwind
colors: {
custom: {
50: '#6d5182',
500: '#310e51',
950: '#000000',
},
}SCSS
$custom: #310e51; $custom-light: #6d5182; $custom-dark: #000000;
JSON
{
"hex": "#310e51",
"rgb": {
"r": 49,
"g": 14,
"b": 81
},
"hsl": {
"h": 271.343,
"s": 70.526,
"l": 18.627
},
"oklch": {
"l": 0.26411,
"c": 0.11392,
"h": 302.9
},
"luminance": 0.01561
}Semantic roles & 50–950 ramp
primary
#310E51
secondary
#5B8C2F
accent
#ED3A90
background
#F6F4F8
surface
#ECE7EF
border
#C7C3CA
text
#07020A
muted
#7A787C