#5B61EB#5B61EB
#5B61EB is a mid, highly saturated blue. Relative luminance 0.168; OKLCH L 56.7% C 0.204 H 275.8°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).
Color values
| HEX | #5B61EB |
|---|---|
| RGB | rgb(91, 97, 235) |
| HSL | hsl(238, 78%, 64%) |
| HSV | hsv(238, 61%, 92%) |
| CMYK | cmyk(61.3%, 58.7%, 0%, 7.8%) |
| CIE-LAB | lab(47.97, 38.45, -70.61) |
| CIE-LCH | lch(47.97, 80.40, 298.57°) |
| OKLab | oklab(56.69% 0.0208 -0.2031) |
| OKLCH | oklch(56.69% 0.204 275.8) |
| XYZ | xyz(23.5796, 16.7698, 80.5755) |
| Luminance | 0.1677 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Periwinkle
#665FD1
ΔE00 3.93
Warm Blue
#4B57DB
ΔE00 4.40
Royal Blue
#4169E1
ΔE00 5.26
Slate Blue
#6A5ACD
ΔE00 5.39
Light Indigo
#6D5ACF
ΔE00 5.45
Mediumslateblue
#7B68EE
ΔE00 5.45
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5B61EB #EBE55B
analogous
#5BA9EB #5B61EB #9D5BEB
triadic
#5B61EB #EB5B61 #61EB5B
tetradic
#5B61EB #EB5BA9 #EBE55B #5BEB9D
square
#5B61EB #EB5BA9 #EBE55B #5BEB9D
split-complementary
#5B61EB #EB9D5B #A9EB5B
monochromatic
#161DB5 #242CE4 #5B61EB #9296F2 #C8CAF8
Accessibility & contrast
On white
4.82
#5B61EB on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.35
#5B61EB on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #5B61EB
4.82:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5B61EB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##5B61EB | 1.00 | 4.82 | 4.35 | 4.82 |
| #FFFFFF | 4.82 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.35 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.82 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0078F0
Deuteranopia (green-blind)
#006CE8
Tritanopia (blue-blind)
#00839D
Achromatopsia (no color)
#727272
Design tokens & code
CSS
--color: #5b61eb; /* rgb */ color: rgb(91, 97, 235); /* oklch */ color: oklch(56.7% 0.204 275.8);
Tailwind
colors: {
custom: {
50: '#978ef2',
500: '#5b61eb',
950: '#000000',
},
}SCSS
$custom: #5b61eb; $custom-light: #978ef2; $custom-dark: #000000;
JSON
{
"hex": "#5b61eb",
"rgb": {
"r": 91,
"g": 97,
"b": 235
},
"hsl": {
"h": 237.5,
"s": 78.261,
"l": 63.922
},
"oklch": {
"l": 0.56689,
"c": 0.20416,
"h": 275.8
},
"luminance": 0.16772
}Semantic roles & 50–950 ramp
primary
#5B61EB
secondary
#EAE8B8
accent
#D20BDB
background
#FAF8FE
surface
#F3F0FD
border
#CDCBD5
text
#0F0C17
muted
#7F7D85