#5B68CA#5B68CA
#5B68CA is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.6% C 0.151 H 274.7°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).
Color values
| HEX | #5B68CA |
|---|---|
| RGB | rgb(91, 104, 202) |
| HSL | hsl(233, 51%, 57%) |
| HSV | hsv(233, 55%, 79%) |
| CMYK | cmyk(55%, 48.5%, 0%, 20.8%) |
| CIE-LAB | lab(47.48, 23.39, -52.66) |
| CIE-LCH | lch(47.48, 57.62, 293.95°) |
| OKLab | oklab(55.62% 0.0124 -0.1502) |
| OKLCH | oklch(55.62% 0.151 274.7) |
| XYZ | xyz(19.9219, 16.3877, 57.9790) |
| Luminance | 0.1639 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 4.03
Dark Periwinkle
#665FD1
ΔE00 4.23
Royal Blue
#4169E1
ΔE00 4.48
Iris
#6258C4
ΔE00 5.93
Warm Blue
#4B57DB
ΔE00 5.96
Slate Blue
#6A5ACD
ΔE00 6.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5B68CA #CABD5B
analogous
#5B9FCA #5B68CA #865BCA
triadic
#5B68CA #CA5B68 #68CA5B
tetradic
#5B68CA #CA5B9F #CABD5B #5BCA86
square
#5B68CA #CA5B9F #CABD5B #5BCA86
split-complementary
#5B68CA #CA865B #9FCA5B
monochromatic
#2A3481 #3947AF #5B68CA #8993D9 #B8BDE8
Accessibility & contrast
On white
4.91
#5B68CA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.28
#5B68CA on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #5B68CA
4.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5B68CA | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##5B68CA | 1.00 | 4.91 | 4.28 | 4.91 |
| #FFFFFF | 4.91 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.28 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.91 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3975CE
Deuteranopia (green-blind)
#2A6CC8
Tritanopia (blue-blind)
#217E8F
Achromatopsia (no color)
#717171
Design tokens & code
CSS
--color: #5b68ca; /* rgb */ color: rgb(91, 104, 202); /* oklch */ color: oklch(55.6% 0.151 274.7);
Tailwind
colors: {
custom: {
50: '#9292db',
500: '#5b68ca',
950: '#000000',
},
}SCSS
$custom: #5b68ca; $custom-light: #9292db; $custom-dark: #000000;
JSON
{
"hex": "#5b68ca",
"rgb": {
"r": 91,
"g": 104,
"b": 202
},
"hsl": {
"h": 232.973,
"s": 51.152,
"l": 57.451
},
"oklch": {
"l": 0.55616,
"c": 0.15074,
"h": 274.7
},
"luminance": 0.16389
}Semantic roles & 50–950 ramp
primary
#5B68CA
secondary
#D7D2AA
accent
#CA4DDB
background
#F9F9FD
surface
#F2F1FB
border
#CCCBD4
text
#0E0D15
muted
#7E7E83