#5757BD#5757BD
#5757BD is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.2% C 0.156 H 279.3°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #5757BD |
|---|---|
| RGB | rgb(87, 87, 189) |
| HSL | hsl(240, 44%, 54%) |
| HSV | hsv(240, 54%, 74%) |
| CMYK | cmyk(54%, 54%, 0%, 25.9%) |
| CIE-LAB | lab(42.02, 28.94, -53.93) |
| CIE-LCH | lch(42.02, 61.20, 298.22°) |
| OKLab | oklab(51.17% 0.0254 -0.1542) |
| OKLCH | oklch(51.17% 0.156 279.3) |
| XYZ | xyz(16.5211, 12.5157, 49.6795) |
| Luminance | 0.1252 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 2.25
Slate Blue
#6A5ACD
ΔE00 4.15
Warm Blue
#4B57DB
ΔE00 4.36
Dark Periwinkle
#665FD1
ΔE00 4.43
Light Indigo
#6D5ACF
ΔE00 4.76
Ocean Blue
#4F42B5
ΔE00 6.33
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5757BD #BDBD57
analogous
#578ABD #5757BD #8A57BD
triadic
#5757BD #BD5757 #57BD57
tetradic
#5757BD #BD578A #BDBD57 #57BD8A
square
#5757BD #BD578A #BDBD57 #57BD8A
split-complementary
#5757BD #BD8A57 #8ABD57
monochromatic
#2B2B6E #3D3D9A #5757BD #8383CE #AFAFE0
Accessibility & contrast
On white
5.99
#5757BD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#5757BD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #5757BD
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5757BD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##5757BD | 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)
#1A67C1
Deuteranopia (green-blind)
#035FBB
Tritanopia (blue-blind)
#286E81
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #5757bd; /* rgb */ color: rgb(87, 87, 189); /* oklch */ color: oklch(51.2% 0.156 279.3);
Tailwind
colors: {
custom: {
50: '#8e86d1',
500: '#5757bd',
950: '#000000',
},
}SCSS
$custom: #5757bd; $custom-light: #8e86d1; $custom-dark: #000000;
JSON
{
"hex": "#5757bd",
"rgb": {
"r": 87,
"g": 87,
"b": 189
},
"hsl": {
"h": 240,
"s": 43.59,
"l": 54.118
},
"oklch": {
"l": 0.51174,
"c": 0.15628,
"h": 279.3
},
"luminance": 0.12517
}Semantic roles & 50–950 ramp
primary
#5757BD
secondary
#CECEA2
accent
#D354D3
background
#F9F8FC
surface
#F1EFF9
border
#CBCAD2
text
#0D0B14
muted
#7E7C82