#5B64CE#5B64CE

#5B64CE is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.1% C 0.162 H 276.1°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#5B64CE
RGB	rgb(91, 100, 206)
HSL	hsl(235, 54%, 58%)
HSV	hsv(235, 56%, 81%)
CMYK	cmyk(55.8%, 51.5%, 0%, 19.2%)
CIE-LAB	lab(46.70, 27.17, -56.20)
CIE-LCH	lch(46.70, 62.42, 295.80°)
OKLab	oklab(55.11% 0.0171 -0.1607)
OKLCH	oklch(55.11% 0.162 276.1)
XYZ	xyz(20.0086, 15.7933, 60.3746)
Luminance	0.1580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B64CE #CEC55B

analogous

#5B9ECE #5B64CE #8B5BCE

triadic

#5B64CE #CE5B64 #64CE5B

tetradic

#5B64CE #CE5B9E #CEC55B #5BCE8B

square

#5B64CE #CE5B9E #CEC55B #5BCE8B

split-complementary

#5B64CE #CE8B5B #9ECE5B

monochromatic

#283086 #3640B6 #5B64CE #8A91DC #B9BDEA

Accessibility & contrast

On white

5.05

#5B64CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#5B64CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B64CE

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B64CE	#FFFFFF	#000000	##FFFFFF
##5B64CE	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A74D2

Deuteranopia (green-blind)

#156ACC

Tritanopia (blue-blind)

#1B7C8F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5b64ce;
/* rgb */ color: rgb(91, 100, 206);
/* oklch */ color: oklch(55.1% 0.162 276.1);

Tailwind

colors: {
  custom: {
    50: '#9290de',
    500: '#5b64ce',
    950: '#000000',
  },
}

SCSS

$custom: #5b64ce;
$custom-light: #9290de;
$custom-dark: #000000;

JSON

{
  "hex": "#5b64ce",
  "rgb": {
    "r": 91,
    "g": 100,
    "b": 206
  },
  "hsl": {
    "h": 235.304,
    "s": 53.991,
    "l": 58.235
  },
  "oklch": {
    "l": 0.5511,
    "c": 0.1616,
    "h": 276.1
  },
  "luminance": 0.15795
}

Semantic roles & 50–950 ramp

primary

#5B64CE

secondary

#D9D6AB

accent

#D24ADD

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #5B64CE

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

Preview Lab → · Contrast checker → · Palette generator →