#5B64CD#5B64CD

#5B64CD is a mid, vivid blue. Relative luminance 0.157; OKLCH L 55.0% C 0.160 H 276.1°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#5B64CD
RGB	rgb(91, 100, 205)
HSL	hsl(235, 53%, 58%)
HSV	hsv(235, 56%, 80%)
CMYK	cmyk(55.6%, 51.2%, 0%, 19.6%)
CIE-LAB	lab(46.64, 26.84, -55.73)
CIE-LCH	lch(46.64, 61.86, 295.72°)
OKLab	oklab(55.04% 0.017 -0.1593)
OKLCH	oklch(55.04% 0.16 276.1)
XYZ	xyz(19.8875, 15.7449, 59.7369)
Luminance	0.1575 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B64CD #CDC45B

analogous

#5B9DCD #5B64CD #8B5BCD

triadic

#5B64CD #CD5B64 #64CD5B

tetradic

#5B64CD #CD5B9D #CDC45B #5BCD8B

square

#5B64CD #CD5B9D #CDC45B #5BCD8B

split-complementary

#5B64CD #CD8B5B #9DCD5B

monochromatic

#293085 #3741B4 #5B64CD #8A90DB #B9BDEA

Accessibility & contrast

On white

5.06

#5B64CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#5B64CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B64CD

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B64CD	#FFFFFF	#000000	##FFFFFF
##5B64CD	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C73D1

Deuteranopia (green-blind)

#186ACB

Tritanopia (blue-blind)

#1D7C8F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5b64cd;
/* rgb */ color: rgb(91, 100, 205);
/* oklch */ color: oklch(55.0% 0.160 276.1);

Tailwind

colors: {
  custom: {
    50: '#9290dd',
    500: '#5b64cd',
    950: '#000000',
  },
}

SCSS

$custom: #5b64cd;
$custom-light: #9290dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b64cd",
  "rgb": {
    "r": 91,
    "g": 100,
    "b": 205
  },
  "hsl": {
    "h": 235.263,
    "s": 53.271,
    "l": 58.039
  },
  "oklch": {
    "l": 0.55042,
    "c": 0.16021,
    "h": 276.1
  },
  "luminance": 0.15746
}

Semantic roles & 50–950 ramp

primary

#5B64CD

secondary

#D9D5AB

accent

#D14BDD

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #5B64CD

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

Preview Lab → · Contrast checker → · Palette generator →