#312CC1#312CC1
#312CC1 is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 42.0% C 0.220 H 273.0°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).
Color values
| HEX | #312CC1 |
|---|---|
| RGB | rgb(49, 44, 193) |
| HSL | hsl(242, 63%, 46%) |
| HSV | hsv(242, 77%, 76%) |
| CMYK | cmyk(74.6%, 77.2%, 0%, 24.3%) |
| CIE-LAB | lab(30.17, 50.37, -75.76) |
| CIE-LCH | lch(30.17, 90.98, 303.62°) |
| OKLab | oklab(41.98% 0.0116 -0.2192) |
| OKLCH | oklch(41.98% 0.22 273) |
| XYZ | xyz(11.7897, 6.3034, 51.0371) |
| Luminance | 0.0630 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 4.42
True Blue
#010FCC
ΔE00 4.71
Sapphire (survey)
#2138AB
ΔE00 4.99
Ultramarine Blue
#1805DB
ΔE00 5.10
Blue With A Hint Of Purple
#533CC6
ΔE00 5.28
Blurple
#5539CC
ΔE00 5.31
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#312CC1 #BCC12C
analogous
#2C72C1 #312CC1 #7C2CC1
triadic
#312CC1 #C1312C #2CC131
tetradic
#312CC1 #C12C72 #BCC12C #2CC17C
square
#312CC1 #C12C72 #BCC12C #2CC17C
split-complementary
#312CC1 #C17C2C #72C12C
monochromatic
#18155D #24218F #312CC1 #5753D8 #8884E3
Accessibility & contrast
On white
9.29
#312CC1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.26
#312CC1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #312CC1
9.29:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##312CC1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##312CC1 | 1.00 | 9.29 | 2.26 | 9.29 |
| #FFFFFF | 9.29 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.26 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.29 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004EC5
Deuteranopia (green-blind)
#0040BE
Tritanopia (blue-blind)
#005976
Achromatopsia (no color)
#474747
Design tokens & code
CSS
--color: #312cc1; /* rgb */ color: rgb(49, 44, 193); /* oklch */ color: oklch(42.0% 0.220 273.0);
Tailwind
colors: {
custom: {
50: '#8168d5',
500: '#312cc1',
950: '#000000',
},
}SCSS
$custom: #312cc1; $custom-light: #8168d5; $custom-dark: #000000;
JSON
{
"hex": "#312cc1",
"rgb": {
"r": 49,
"g": 44,
"b": 193
},
"hsl": {
"h": 242.013,
"s": 62.869,
"l": 46.471
},
"oklch": {
"l": 0.41977,
"c": 0.21955,
"h": 273
},
"luminance": 0.06305
}Semantic roles & 50–950 ramp
primary
#312CC1
secondary
#CACC7D
accent
#E642E0
background
#F8F6FD
surface
#F0EBFA
border
#CBC6D3
text
#0C0614
muted
#7D7A83