#5B68E5#5B68E5

#5B68E5 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 57.5% C 0.188 H 274.4°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#5B68E5
RGB	rgb(91, 104, 229)
HSL	hsl(234, 73%, 63%)
HSV	hsv(234, 60%, 90%)
CMYK	cmyk(60.3%, 54.6%, 0%, 10.2%)
CIE-LAB	lab(49.23, 32.23, -65.19)
CIE-LCH	lch(49.23, 72.72, 296.31°)
OKLab	oklab(57.49% 0.0144 -0.1871)
OKLCH	oklch(57.49% 0.188 274.4)
XYZ	xyz(23.4029, 17.7801, 76.3122)
Luminance	0.1778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B68E5 #E5D85B

analogous

#5BADE5 #5B68E5 #935BE5

triadic

#5B68E5 #E55B68 #68E55B

tetradic

#5B68E5 #E55BAD #E5D85B #5BE593

square

#5B68E5 #E55BAD #E5D85B #5BE593

split-complementary

#5B68E5 #E5935B #ADE55B

monochromatic

#1B29AB #2637DD #5B68E5 #9099ED #C5C9F6

Accessibility & contrast

On white

4.61

#5B68E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#5B68E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5B68E5

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B68E5	#FFFFFF	#000000	##FFFFFF
##5B68E5	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#047BE9

Deuteranopia (green-blind)

#006FE2

Tritanopia (blue-blind)

#00859C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5b68e5;
/* rgb */ color: rgb(91, 104, 229);
/* oklch */ color: oklch(57.5% 0.188 274.4);

Tailwind

colors: {
  custom: {
    50: '#9693ee',
    500: '#5b68e5',
    950: '#000000',
  },
}

SCSS

$custom: #5b68e5;
$custom-light: #9693ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5b68e5",
  "rgb": {
    "r": 91,
    "g": 104,
    "b": 229
  },
  "hsl": {
    "h": 234.348,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.57491,
    "c": 0.18765,
    "h": 274.4
  },
  "luminance": 0.17782
}

Semantic roles & 50–950 ramp

primary

#5B68E5

secondary

#E7E2B5

accent

#C211D5

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B68E5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →