#5B73DA#5B73DA
#5B73DA is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.8% C 0.159 H 270.9°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).
Color values
| HEX | #5B73DA |
|---|---|
| RGB | rgb(91, 115, 218) |
| HSL | hsl(229, 63%, 61%) |
| HSV | hsv(229, 58%, 85%) |
| CMYK | cmyk(58.3%, 47.2%, 0%, 14.5%) |
| CIE-LAB | lab(51.32, 21.84, -55.61) |
| CIE-LCH | lch(51.32, 59.75, 291.44°) |
| OKLab | oklab(58.84% 0.0026 -0.1588) |
| OKLCH | oklch(58.84% 0.159 270.9) |
| XYZ | xyz(23.0958, 19.5458, 68.8717) |
| Luminance | 0.1955 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 1.82
Royal Blue
#4169E1
ΔE00 4.27
Cornflower
#6A79F7
ΔE00 4.96
Lightish Blue
#3D7AFD
ΔE00 5.67
Cerulean Blue
#056EEE
ΔE00 6.42
Deep Sky Blue
#0D75F8
ΔE00 6.55
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5B73DA #DAC25B
analogous
#5BB3DA #5B73DA #825BDA
triadic
#5B73DA #DA5B73 #73DA5B
tetradic
#5B73DA #DA5BB3 #DAC25B #5BDA82
square
#5B73DA #DA5BB3 #DAC25B #5BDA82
split-complementary
#5B73DA #DA825B #B3DA5B
monochromatic
#223998 #2E4BCA #5B73DA #8D9EE5 #BFC8F1
Accessibility & contrast
On white
4.28
#5B73DA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.91
#5B73DA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #5B73DA
4.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5B73DA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5B73DA | 1.00 | 4.28 | 4.91 | 4.91 |
| #FFFFFF | 4.28 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.91 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.91 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4180DE
Deuteranopia (green-blind)
#2D75D8
Tritanopia (blue-blind)
#008A9C
Achromatopsia (no color)
#7A7A7A
Design tokens & code
CSS
--color: #5b73da; /* rgb */ color: rgb(91, 115, 218); /* oklch */ color: oklch(58.8% 0.159 270.9);
Tailwind
colors: {
custom: {
50: '#939ae6',
500: '#5b73da',
950: '#000000',
},
}SCSS
$custom: #5b73da; $custom-light: #939ae6; $custom-dark: #000000;
JSON
{
"hex": "#5b73da",
"rgb": {
"r": 91,
"g": 115,
"b": 218
},
"hsl": {
"h": 228.661,
"s": 63.184,
"l": 60.588
},
"oklch": {
"l": 0.58843,
"c": 0.15882,
"h": 270.9
},
"luminance": 0.19548
}Semantic roles & 50–950 ramp
primary
#5B73DA
secondary
#E1D7B0
accent
#AA1BCB
background
#F9F9FE
surface
#F2F2FC
border
#CCCCD5
text
#0E0E16
muted
#7E7E84