#3A57D5#3A57D5
#3A57D5 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.3% C 0.196 H 268.5°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #3A57D5 |
|---|---|
| RGB | rgb(58, 87, 213) |
| HSL | hsl(229, 65%, 53%) |
| HSV | hsv(229, 73%, 84%) |
| CMYK | cmyk(72.8%, 59.2%, 0%, 16.5%) |
| CIE-LAB | lab(42.03, 32.47, -67.88) |
| CIE-LCH | lch(42.03, 75.24, 295.56°) |
| OKLab | oklab(51.27% -0.005 -0.1959) |
| OKLCH | oklch(51.27% 0.196 268.5) |
| XYZ | xyz(17.1592, 12.5182, 64.4498) |
| Luminance | 0.1252 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 2.41
Azul
#1D5DEC
ΔE00 3.65
Electric Blue
#0652FF
ΔE00 4.80
Sapphire
#0F52BA
ΔE00 5.76
Blue (survey)
#0343DF
ΔE00 5.98
Iris
#6258C4
ΔE00 6.07
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3A57D5 #D5B83A
analogous
#3AA5D5 #3A57D5 #6A3AD5
triadic
#3A57D5 #D53A57 #57D53A
tetradic
#3A57D5 #D53AA5 #D5B83A #3AD56A
square
#3A57D5 #D53AA5 #D5B83A #3AD56A
split-complementary
#3A57D5 #D56A3A #A5D53A
monochromatic
#1A2C7A #253EAD #3A57D5 #6C82E0 #9FADEB
Accessibility & contrast
On white
5.99
#3A57D5 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#3A57D5 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #3A57D5
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3A57D5 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3A57D5 | 1.00 | 5.99 | 3.50 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006BD9
Deuteranopia (green-blind)
#005CD3
Tritanopia (blue-blind)
#00778D
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #3a57d5; /* rgb */ color: rgb(58, 87, 213); /* oklch */ color: oklch(51.3% 0.196 268.5);
Tailwind
colors: {
custom: {
50: '#8586e3',
500: '#3a57d5',
950: '#000000',
},
}SCSS
$custom: #3a57d5; $custom-light: #8586e3; $custom-dark: #000000;
JSON
{
"hex": "#3a57d5",
"rgb": {
"r": 58,
"g": 87,
"b": 213
},
"hsl": {
"h": 228.774,
"s": 64.854,
"l": 53.137
},
"oklch": {
"l": 0.51269,
"c": 0.19599,
"h": 268.5
},
"luminance": 0.1252
}Semantic roles & 50–950 ramp
primary
#3A57D5
secondary
#D7CA94
accent
#C840E8
background
#F8F8FE
surface
#F0EFFC
border
#CBCAD5
text
#0D0B16
muted
#7D7C84