#313EAD#313EAD
#313EAD is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.8% C 0.176 H 271.5°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).
Color values
| HEX | #313EAD |
|---|---|
| RGB | rgb(49, 62, 173) |
| HSL | hsl(234, 56%, 44%) |
| HSV | hsv(234, 72%, 68%) |
| CMYK | cmyk(71.7%, 64.2%, 0%, 32.2%) |
| CIE-LAB | lab(32.07, 32.96, -60.78) |
| CIE-LCH | lch(32.07, 69.14, 298.47°) |
| OKLab | oklab(42.75% 0.0046 -0.1756) |
| OKLCH | oklch(42.75% 0.176 271.5) |
| XYZ | xyz(10.5295, 7.1143, 40.3453) |
| Luminance | 0.0712 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.05
Blue Blue
#2242C7
ΔE00 3.63
Ocean Blue
#4F42B5
ΔE00 4.38
Blueberry
#464196
ΔE00 4.76
Cobalt
#0047AB
ΔE00 5.50
Blue With A Hint Of Purple
#533CC6
ΔE00 6.12
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#313EAD #ADA031
analogous
#317CAD #313EAD #6231AD
triadic
#313EAD #AD313E #3EAD31
tetradic
#313EAD #AD317C #ADA031 #31AD62
square
#313EAD #AD317C #ADA031 #31AD62
split-complementary
#313EAD #AD6231 #7CAD31
monochromatic
#161C4E #232D7D #313EAD #4E5CCD #7E88DA
Accessibility & contrast
On white
8.67
#313EAD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.42
#313EAD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #313EAD
8.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##313EAD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##313EAD | 1.00 | 8.67 | 2.42 | 8.67 |
| #FFFFFF | 8.67 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.42 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.67 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0051B1
Deuteranopia (green-blind)
#0046AB
Tritanopia (blue-blind)
#005B6F
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #313ead; /* rgb */ color: rgb(49, 62, 173); /* oklch */ color: oklch(42.8% 0.176 271.5);
Tailwind
colors: {
custom: {
50: '#7b73c6',
500: '#313ead',
950: '#000000',
},
}SCSS
$custom: #313ead; $custom-light: #7b73c6; $custom-dark: #000000;
JSON
{
"hex": "#313ead",
"rgb": {
"r": 49,
"g": 62,
"b": 173
},
"hsl": {
"h": 233.71,
"s": 55.856,
"l": 43.529
},
"oklch": {
"l": 0.42754,
"c": 0.17562,
"h": 271.5
},
"luminance": 0.07115
}Semantic roles & 50–950 ramp
primary
#313EAD
secondary
#C3BB77
accent
#CF49DF
background
#F8F7FC
surface
#EFEDF8
border
#CAC8D1
text
#0B0813
muted
#7C7B82