#5B64DA#5B64DA

#5B64DA is a mid, vivid blue. Relative luminance 0.164; OKLCH L 56.0% C 0.178 H 275.7°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#5B64DA
RGB	rgb(91, 100, 218)
HSL	hsl(236, 63%, 61%)
HSV	hsv(236, 58%, 85%)
CMYK	cmyk(58.3%, 54.1%, 0%, 14.5%)
CIE-LAB	lab(47.49, 31.08, -61.77)
CIE-LCH	lch(47.49, 69.15, 296.71°)
OKLab	oklab(55.96% 0.0178 -0.1771)
OKLCH	oklch(55.96% 0.178 275.7)
XYZ	xyz(21.5223, 16.3988, 68.3472)
Luminance	0.1640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B64DA #DAD15B

analogous

#5BA3DA #5B64DA #915BDA

triadic

#5B64DA #DA5B64 #64DA5B

tetradic

#5B64DA #DA5BA3 #DAD15B #5BDA91

square

#5B64DA #DA5BA3 #DAD15B #5BDA91

split-complementary

#5B64DA #DA915B #A3DA5B

monochromatic

#222B98 #2E39CA #5B64DA #8D93E5 #BFC2F1

Accessibility & contrast

On white

4.91

#5B64DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#5B64DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B64DA

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B64DA	#FFFFFF	#000000	##FFFFFF
##5B64DA	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1376DE

Deuteranopia (green-blind)

#006BD8

Tritanopia (blue-blind)

#007F95

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #5b64da;
/* rgb */ color: rgb(91, 100, 218);
/* oklch */ color: oklch(56.0% 0.178 275.7);

Tailwind

colors: {
  custom: {
    50: '#9490e6',
    500: '#5b64da',
    950: '#000000',
  },
}

SCSS

$custom: #5b64da;
$custom-light: #9490e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b64da",
  "rgb": {
    "r": 91,
    "g": 100,
    "b": 218
  },
  "hsl": {
    "h": 235.748,
    "s": 63.184,
    "l": 60.588
  },
  "oklch": {
    "l": 0.55956,
    "c": 0.17797,
    "h": 275.7
  },
  "luminance": 0.164
}

Semantic roles & 50–950 ramp

primary

#5B64DA

secondary

#E1DDB0

accent

#BE1BCB

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5B64DA

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

Preview Lab → · Contrast checker → · Palette generator →