#535CB9#535CB9
#535CB9 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.6% C 0.145 H 275.9°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).
Color values
| HEX | #535CB9 |
|---|---|
| RGB | rgb(83, 92, 185) |
| HSL | hsl(235, 42%, 53%) |
| HSV | hsv(235, 55%, 73%) |
| CMYK | cmyk(55.1%, 50.3%, 0%, 27.5%) |
| CIE-LAB | lab(42.76, 23.67, -50.43) |
| CIE-LCH | lch(42.76, 55.71, 295.14°) |
| OKLab | oklab(51.57% 0.0149 -0.144) |
| OKLCH | oklch(51.57% 0.145 275.9) |
| XYZ | xyz(16.1486, 12.9950, 47.5469) |
| Luminance | 0.1300 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 3.86
Dark Periwinkle
#665FD1
ΔE00 4.97
Warm Blue
#4B57DB
ΔE00 4.98
Slate Blue
#6A5ACD
ΔE00 5.44
Light Indigo
#6D5ACF
ΔE00 6.05
Dusky Blue
#475F94
ΔE00 6.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#535CB9 #B9B053
analogous
#538FB9 #535CB9 #7D53B9
triadic
#535CB9 #B9535C #5CB953
tetradic
#535CB9 #B9538F #B9B053 #53B97D
square
#535CB9 #B9538F #B9B053 #53B97D
split-complementary
#535CB9 #B97D53 #8FB953
monochromatic
#2A3067 #3C4493 #535CB9 #7E85CB #AAAEDC
Accessibility & contrast
On white
5.83
#535CB9 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.60
#535CB9 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #535CB9
5.83:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##535CB9 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##535CB9 | 1.00 | 5.83 | 3.60 | 5.83 |
| #FFFFFF | 5.83 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.83 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#2D69BC
Deuteranopia (green-blind)
#1E61B7
Tritanopia (blue-blind)
#1F7182
Achromatopsia (no color)
#656565
Design tokens & code
CSS
--color: #535cb9; /* rgb */ color: rgb(83, 92, 185); /* oklch */ color: oklch(51.6% 0.145 275.9);
Tailwind
colors: {
custom: {
50: '#8b8acf',
500: '#535cb9',
950: '#000000',
},
}SCSS
$custom: #535cb9; $custom-light: #8b8acf; $custom-dark: #000000;
JSON
{
"hex": "#535cb9",
"rgb": {
"r": 83,
"g": 92,
"b": 185
},
"hsl": {
"h": 234.706,
"s": 42.149,
"l": 52.549
},
"oklch": {
"l": 0.51566,
"c": 0.14476,
"h": 275.9
},
"luminance": 0.12996
}Semantic roles & 50–950 ramp
primary
#535CB9
secondary
#CAC69E
accent
#C756D2
background
#F8F8FC
surface
#F0F0F9
border
#CBCBD2
text
#0D0B14
muted
#7D7C82