#312190#312190
#312190 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.3% C 0.171 H 279.6°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).
Color values
| HEX | #312190 |
|---|---|
| RGB | rgb(49, 33, 144) |
| HSL | hsl(249, 63%, 35%) |
| HSV | hsv(249, 77%, 56%) |
| CMYK | cmyk(66%, 77.1%, 0%, 43.5%) |
| CIE-LAB | lab(22.84, 40.59, -58.29) |
| CIE-LCH | lch(22.84, 71.03, 304.85°) |
| OKLab | oklab(35.27% 0.0284 -0.1683) |
| OKLCH | oklch(35.27% 0.171 279.6) |
| XYZ | xyz(6.8429, 3.7538, 26.7441) |
| Luminance | 0.0375 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal
#0C1793
ΔE00 3.48
Indigo Blue
#3A18B1
ΔE00 4.95
Cobalt Blue
#030AA7
ΔE00 5.23
Indigo (survey)
#380282
ΔE00 5.48
Royal Blue (survey)
#0504AA
ΔE00 5.70
Midnight Blue
#191970
ΔE00 5.71
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#312190 #809021
analogous
#214890 #312190 #692190
triadic
#312190 #903121 #219031
tetradic
#312190 #902148 #809021 #219069
square
#312190 #902148 #809021 #219069
split-complementary
#312190 #906921 #489021
monochromatic
#0F0A2C #20165E #312190 #422CC2 #6754D8
Accessibility & contrast
On white
11.99
#312190 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.75
#312190 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #312190
11.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##312190 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##312190 | 1.00 | 11.99 | 1.75 | 11.99 |
| #FFFFFF | 11.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 11.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#003B93
Deuteranopia (green-blind)
#00328E
Tritanopia (blue-blind)
#004157
Achromatopsia (no color)
#363636
Design tokens & code
CSS
--color: #312190; /* rgb */ color: rgb(49, 33, 144); /* oklch */ color: oklch(35.3% 0.171 279.6);
Tailwind
colors: {
custom: {
50: '#775fb2',
500: '#312190',
950: '#000000',
},
}SCSS
$custom: #312190; $custom-light: #775fb2; $custom-dark: #000000;
JSON
{
"hex": "#312190",
"rgb": {
"r": 49,
"g": 33,
"b": 144
},
"hsl": {
"h": 248.649,
"s": 62.712,
"l": 34.706
},
"oklch": {
"l": 0.35266,
"c": 0.17065,
"h": 279.6
},
"luminance": 0.03754
}Semantic roles & 50–950 ramp
primary
#312190
secondary
#ACBB51
accent
#E642CE
background
#F7F5FB
surface
#EEE9F6
border
#C9C5D0
text
#0A0511
muted
#7C7980