#4063C0#4063C0
#4063C0 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.3% C 0.151 H 265.9°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).
Color values
| HEX | #4063C0 |
|---|---|
| RGB | rgb(64, 99, 192) |
| HSL | hsl(224, 50%, 50%) |
| HSV | hsv(224, 67%, 75%) |
| CMYK | cmyk(66.7%, 48.4%, 0%, 24.7%) |
| CIE-LAB | lab(43.97, 18.08, -52.61) |
| CIE-LCH | lch(43.97, 55.63, 288.97°) |
| OKLab | oklab(52.34% -0.0109 -0.1507) |
| OKLCH | oklch(52.34% 0.151 265.9) |
| XYZ | xyz(16.0873, 13.8179, 51.6783) |
| Luminance | 0.1382 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
French Blue
#436BAD
ΔE00 3.86
Denim
#1560BD
ΔE00 4.30
Royal Blue
#4169E1
ΔE00 4.71
Azul
#1D5DEC
ΔE00 5.45
Cornflower Blue
#5170D7
ΔE00 5.74
Mid Blue
#276AB3
ΔE00 5.85
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4063C0 #C09D40
analogous
#40A3C0 #4063C0 #5D40C0
triadic
#4063C0 #C04063 #63C040
tetradic
#4063C0 #C040A3 #C09D40 #40C05D
square
#4063C0 #C040A3 #C09D40 #40C05D
split-complementary
#4063C0 #C05D40 #A3C040
monochromatic
#213464 #304B92 #4063C0 #6E89CF #9CAEDE
Accessibility & contrast
On white
5.58
#4063C0 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.76
#4063C0 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4063C0
5.58:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4063C0 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4063C0 | 1.00 | 5.58 | 3.76 | 5.58 |
| #FFFFFF | 5.58 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.76 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.58 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#316EC3
Deuteranopia (green-blind)
#1262BE
Tritanopia (blue-blind)
#007988
Achromatopsia (no color)
#686868
Design tokens & code
CSS
--color: #4063c0; /* rgb */ color: rgb(64, 99, 192); /* oklch */ color: oklch(52.3% 0.151 265.9);
Tailwind
colors: {
custom: {
50: '#838ed4',
500: '#4063c0',
950: '#000000',
},
}SCSS
$custom: #4063c0; $custom-light: #838ed4; $custom-dark: #000000;
JSON
{
"hex": "#4063c0",
"rgb": {
"r": 64,
"g": 99,
"b": 192
},
"hsl": {
"h": 223.594,
"s": 50.394,
"l": 50.196
},
"oklch": {
"l": 0.52338,
"c": 0.15113,
"h": 265.9
},
"luminance": 0.13819
}Semantic roles & 50–950 ramp
primary
#4063C0
secondary
#CBBB91
accent
#B44EDA
background
#F8F8FD
surface
#F0F0FA
border
#CBCBD3
text
#0C0C14
muted
#7D7D83