#5B64DC#5B64DC

#5B64DC is a mid, vivid blue. Relative luminance 0.165; OKLCH L 56.1% C 0.181 H 275.7°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#5B64DC
RGB	rgb(91, 100, 220)
HSL	hsl(236, 65%, 61%)
HSV	hsv(236, 59%, 86%)
CMYK	cmyk(58.6%, 54.5%, 0%, 13.7%)
CIE-LAB	lab(47.63, 31.73, -62.69)
CIE-LCH	lch(47.63, 70.26, 296.85°)
OKLab	oklab(56.1% 0.0179 -0.1798)
OKLCH	oklch(56.1% 0.181 275.7)
XYZ	xyz(21.7856, 16.5042, 69.7339)
Luminance	0.1651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B64DC #DCD35B

analogous

#5BA4DC #5B64DC #925BDC

triadic

#5B64DC #DC5B64 #64DC5B

tetradic

#5B64DC #DC5BA4 #DCD35B #5BDC92

square

#5B64DC #DC5BA4 #DCD35B #5BDC92

split-complementary

#5B64DC #DC925B #A4DC5B

monochromatic

#212A9B #2C37CE #5B64DC #8D94E7 #C0C3F2

Accessibility & contrast

On white

4.88

#5B64DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#5B64DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B64DC

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B64DC	#FFFFFF	#000000	##FFFFFF
##5B64DC	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B77E0

Deuteranopia (green-blind)

#006CDA

Tritanopia (blue-blind)

#008096

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #5b64dc;
/* rgb */ color: rgb(91, 100, 220);
/* oklch */ color: oklch(56.1% 0.181 275.7);

Tailwind

colors: {
  custom: {
    50: '#9490e8',
    500: '#5b64dc',
    950: '#000000',
  },
}

SCSS

$custom: #5b64dc;
$custom-light: #9490e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b64dc",
  "rgb": {
    "r": 91,
    "g": 100,
    "b": 220
  },
  "hsl": {
    "h": 235.814,
    "s": 64.824,
    "l": 60.98
  },
  "oklch": {
    "l": 0.56101,
    "c": 0.18066,
    "h": 275.7
  },
  "luminance": 0.16506
}

Semantic roles & 50–950 ramp

primary

#5B64DC

secondary

#E2DEB1

accent

#C019CD

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5B64DC

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

Preview Lab → · Contrast checker → · Palette generator →