#3A63D9#3A63D9
#3A63D9 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.9% C 0.187 H 265.8°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).
Color values
| HEX | #3A63D9 |
|---|---|
| RGB | rgb(58, 99, 217) |
| HSL | hsl(225, 68%, 54%) |
| HSV | hsv(225, 73%, 85%) |
| CMYK | cmyk(73.3%, 54.4%, 0%, 14.9%) |
| CIE-LAB | lab(45.40, 26.28, -64.68) |
| CIE-LCH | lch(45.40, 69.81, 292.12°) |
| OKLab | oklab(53.89% -0.0136 -0.1863) |
| OKLCH | oklch(53.89% 0.187 265.8) |
| XYZ | xyz(18.7268, 14.8310, 67.5079) |
| Luminance | 0.1483 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal Blue
#4169E1
ΔE00 2.37
Azul
#1D5DEC
ΔE00 2.83
Bright Blue
#0165FC
ΔE00 4.05
Cornflower Blue
#5170D7
ΔE00 4.72
Warm Blue
#4B57DB
ΔE00 5.02
Cerulean Blue
#056EEE
ΔE00 5.36
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3A63D9 #D9B03A
analogous
#3AB3D9 #3A63D9 #613AD9
triadic
#3A63D9 #D93A63 #63D93A
tetradic
#3A63D9 #D93AB3 #D9B03A #3AD961
square
#3A63D9 #D93AB3 #D9B03A #3AD961
split-complementary
#3A63D9 #D9613A #B3D93A
monochromatic
#193380 #2348B3 #3A63D9 #6D8CE3 #A1B4ED
Accessibility & contrast
On white
5.29
#3A63D9 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.97
#3A63D9 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #3A63D9
5.29:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3A63D9 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3A63D9 | 1.00 | 5.29 | 3.97 | 5.29 |
| #FFFFFF | 5.29 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.97 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.29 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0073DD
Deuteranopia (green-blind)
#0064D7
Tritanopia (blue-blind)
#008094
Achromatopsia (no color)
#6B6B6B
Design tokens & code
CSS
--color: #3a63d9; /* rgb */ color: rgb(58, 99, 217); /* oklch */ color: oklch(53.9% 0.187 265.8);
Tailwind
colors: {
custom: {
50: '#858ee6',
500: '#3a63d9',
950: '#000000',
},
}SCSS
$custom: #3a63d9; $custom-light: #858ee6; $custom-dark: #000000;
JSON
{
"hex": "#3a63d9",
"rgb": {
"r": 58,
"g": 99,
"b": 217
},
"hsl": {
"h": 224.528,
"s": 67.66,
"l": 53.922
},
"oklch": {
"l": 0.53891,
"c": 0.18684,
"h": 265.8
},
"luminance": 0.14833
}Semantic roles & 50–950 ramp
primary
#3A63D9
secondary
#D9C895
accent
#BE3DEB
background
#F8F8FE
surface
#F0F0FC
border
#CBCBD5
text
#0D0C16
muted
#7D7D84