#5B64E5#5B64E5

#5B64E5 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.8% C 0.193 H 275.4°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#5B64E5
RGB	rgb(91, 100, 229)
HSL	hsl(236, 73%, 63%)
HSV	hsv(236, 60%, 90%)
CMYK	cmyk(60.3%, 56.3%, 0%, 10.2%)
CIE-LAB	lab(48.25, 34.67, -66.77)
CIE-LCH	lch(48.25, 75.24, 297.44°)
OKLab	oklab(56.76% 0.0181 -0.1918)
OKLCH	oklch(56.76% 0.193 275.4)
XYZ	xyz(23.0098, 16.9938, 76.1811)
Luminance	0.1700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B64E5 #E5DC5B

analogous

#5BA9E5 #5B64E5 #975BE5

triadic

#5B64E5 #E55B64 #64E55B

tetradic

#5B64E5 #E55BA9 #E5DC5B #5BE597

square

#5B64E5 #E55BA9 #E5DC5B #5BE597

split-complementary

#5B64E5 #E5975B #A9E55B

monochromatic

#1B24AB #2632DD #5B64E5 #9096ED #C5C8F6

Accessibility & contrast

On white

4.77

#5B64E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#5B64E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B64E5

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B64E5	#FFFFFF	#000000	##FFFFFF
##5B64E5	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0079E9

Deuteranopia (green-blind)

#006DE2

Tritanopia (blue-blind)

#00839B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5b64e5;
/* rgb */ color: rgb(91, 100, 229);
/* oklch */ color: oklch(56.8% 0.193 275.4);

Tailwind

colors: {
  custom: {
    50: '#9690ee',
    500: '#5b64e5',
    950: '#000000',
  },
}

SCSS

$custom: #5b64e5;
$custom-light: #9690ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5b64e5",
  "rgb": {
    "r": 91,
    "g": 100,
    "b": 229
  },
  "hsl": {
    "h": 236.087,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.56763,
    "c": 0.19265,
    "h": 275.4
  },
  "luminance": 0.16996
}

Semantic roles & 50–950 ramp

primary

#5B64E5

secondary

#E7E4B5

accent

#C811D5

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #5B64E5

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

Preview Lab → · Contrast checker → · Palette generator →