#5A64BB#5A64BB

#5A64BB is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.8% C 0.135 H 275.9°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#5A64BB
RGB	rgb(90, 100, 187)
HSL	hsl(234, 42%, 54%)
HSV	hsv(234, 52%, 73%)
CMYK	cmyk(51.9%, 46.5%, 0%, 26.7%)
CIE-LAB	lab(45.46, 20.82, -47.23)
CIE-LCH	lch(45.46, 51.62, 293.79°)
OKLab	oklab(53.78% 0.014 -0.1343)
OKLCH	oklch(53.78% 0.135 275.9)
XYZ	xyz(17.7404, 14.8748, 48.9404)
Luminance	0.1488 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A64BB #BBB15A

analogous

#5A95BB #5A64BB #815ABB

triadic

#5A64BB #BB5A64 #64BB5A

tetradic

#5A64BB #BB5A95 #BBB15A #5ABB81

square

#5A64BB #BB5A95 #BBB15A #5ABB81

split-complementary

#5A64BB #BB815A #95BB5A

monochromatic

#2D346D #3F4899 #5A64BB #858DCD #B1B5DF

Accessibility & contrast

On white

5.28

#5A64BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#5A64BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A64BB

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A64BB	#FFFFFF	#000000	##FFFFFF
##5A64BB	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E70BE

Deuteranopia (green-blind)

#3468B9

Tritanopia (blue-blind)

#307786

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #5a64bb;
/* rgb */ color: rgb(90, 100, 187);
/* oklch */ color: oklch(53.8% 0.135 275.9);

Tailwind

colors: {
  custom: {
    50: '#8f90d0',
    500: '#5a64bb',
    950: '#000000',
  },
}

SCSS

$custom: #5a64bb;
$custom-light: #8f90d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5a64bb",
  "rgb": {
    "r": 90,
    "g": 100,
    "b": 187
  },
  "hsl": {
    "h": 233.814,
    "s": 41.631,
    "l": 54.314
  },
  "oklch": {
    "l": 0.53779,
    "c": 0.13508,
    "h": 275.9
  },
  "luminance": 0.14876
}

Semantic roles & 50–950 ramp

primary

#5A64BB

secondary

#CDC9A4

accent

#C556D1

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #5A64BB

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

Preview Lab → · Contrast checker → · Palette generator →