#3723D4#3723D4
#3723D4 is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 43.5% C 0.246 H 274.0°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).
Color values
| HEX | #3723D4 |
|---|---|
| RGB | rgb(55, 35, 212) |
| HSL | hsl(247, 72%, 48%) |
| HSV | hsv(247, 83%, 83%) |
| CMYK | cmyk(74.1%, 83.5%, 0%, 16.9%) |
| CIE-LAB | lab(31.27, 60.67, -85.02) |
| CIE-LCH | lch(31.27, 104.44, 305.51°) |
| OKLab | oklab(43.47% 0.0173 -0.2458) |
| OKLCH | oklch(43.47% 0.246 274) |
| XYZ | xyz(14.0563, 6.7663, 62.8398) |
| Luminance | 0.0677 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ultramarine Blue
#1805DB
ΔE00 3.40
Pure Blue
#0203E2
ΔE00 3.57
Violet Blue
#510AC9
ΔE00 3.81
Rich Blue
#021BF9
ΔE00 3.90
Strong Blue
#0C06F7
ΔE00 3.90
Purple Blue
#5D21D0
ΔE00 4.03
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3723D4 #C0D423
analogous
#2367D4 #3723D4 #8F23D4
triadic
#3723D4 #D43723 #23D437
tetradic
#3723D4 #D42367 #C0D423 #23D48F
square
#3723D4 #D42367 #C0D423 #23D48F
split-complementary
#3723D4 #D48F23 #67D423
monochromatic
#1C126B #291A9F #3723D4 #6252E2 #9286EB
Accessibility & contrast
On white
8.92
#3723D4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.35
#3723D4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3723D4
8.92:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3723D4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3723D4 | 1.00 | 8.92 | 2.35 | 8.92 |
| #FFFFFF | 8.92 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.35 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.92 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0051D9
Deuteranopia (green-blind)
#0041D1
Tritanopia (blue-blind)
#005D7F
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #3723d4; /* rgb */ color: rgb(55, 35, 212); /* oklch */ color: oklch(43.5% 0.246 274.0);
Tailwind
colors: {
custom: {
50: '#8865e3',
500: '#3723d4',
950: '#000000',
},
}SCSS
$custom: #3723d4; $custom-light: #8865e3; $custom-dark: #000000;
JSON
{
"hex": "#3723d4",
"rgb": {
"r": 55,
"g": 35,
"b": 212
},
"hsl": {
"h": 246.78,
"s": 71.66,
"l": 48.431
},
"oklch": {
"l": 0.43468,
"c": 0.24642,
"h": 274
},
"luminance": 0.06768
}Semantic roles & 50–950 ramp
primary
#3723D4
secondary
#CBD47E
accent
#EE39DA
background
#F9F6FE
surface
#F2EBFC
border
#CCC6D5
text
#0E0616
muted
#7E7A84