#363FA4#363FA4
#363FA4 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.161 H 273.5°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).
Color values
| HEX | #363FA4 |
|---|---|
| RGB | rgb(54, 63, 164) |
| HSL | hsl(235, 50%, 43%) |
| HSV | hsv(235, 67%, 64%) |
| CMYK | cmyk(67.1%, 61.6%, 0%, 35.7%) |
| CIE-LAB | lab(31.85, 29.77, -55.72) |
| CIE-LCH | lch(31.85, 63.18, 298.12°) |
| OKLab | oklab(42.44% 0.0097 -0.1606) |
| OKLCH | oklch(42.44% 0.161 273.5) |
| XYZ | xyz(9.9974, 7.0187, 35.9427) |
| Luminance | 0.0702 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.76
Blueberry
#464196
ΔE00 3.50
Ocean Blue
#4F42B5
ΔE00 4.56
Blue Blue
#2242C7
ΔE00 4.86
Darkslateblue
#483D8B
ΔE00 5.45
Cobalt
#0047AB
ΔE00 5.66
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#363FA4 #A49B36
analogous
#3676A4 #363FA4 #6436A4
triadic
#363FA4 #A4363F #3FA436
tetradic
#363FA4 #A43676 #A49B36 #36A464
square
#363FA4 #A43676 #A49B36 #36A464
split-complementary
#363FA4 #A46436 #76A436
monochromatic
#181C48 #272D76 #363FA4 #515BC6 #7F86D5
Accessibility & contrast
On white
8.74
#363FA4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.40
#363FA4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #363FA4
8.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##363FA4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##363FA4 | 1.00 | 8.74 | 2.40 | 8.74 |
| #FFFFFF | 8.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.40 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050A7
Deuteranopia (green-blind)
#0046A2
Tritanopia (blue-blind)
#00586B
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #363fa4; /* rgb */ color: rgb(54, 63, 164); /* oklch */ color: oklch(42.4% 0.161 273.5);
Tailwind
colors: {
custom: {
50: '#7b74c0',
500: '#363fa4',
950: '#000000',
},
}SCSS
$custom: #363fa4; $custom-light: #7b74c0; $custom-dark: #000000;
JSON
{
"hex": "#363fa4",
"rgb": {
"r": 54,
"g": 63,
"b": 164
},
"hsl": {
"h": 235.091,
"s": 50.459,
"l": 42.745
},
"oklch": {
"l": 0.42437,
"c": 0.16089,
"h": 273.5
},
"luminance": 0.0702
}Semantic roles & 50–950 ramp
primary
#363FA4
secondary
#BEB878
accent
#CE4EDA
background
#F8F7FB
surface
#EFEDF7
border
#CAC8D0
text
#0A0812
muted
#7C7B81