#5B63FA#5B63FA

#5B63FA is a mid, highly saturated blue. Relative luminance 0.180; OKLCH L 58.2% C 0.221 H 274.9°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#5B63FA
RGB	rgb(91, 99, 250)
HSL	hsl(237, 94%, 67%)
HSV	hsv(237, 64%, 98%)
CMYK	cmyk(63.6%, 60.4%, 0%, 2%)
CIE-LAB	lab(49.55, 42.12, -76.42)
CIE-LCH	lch(49.55, 87.26, 298.86°)
OKLab	oklab(58.21% 0.0187 -0.2201)
OKLCH	oklch(58.21% 0.221 274.9)
XYZ	xyz(26.0259, 18.0477, 92.5360)
Luminance	0.1805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B63FA #FAF25B

analogous

#5BB3FA #5B63FA #A35BFA

triadic

#5B63FA #FA5B63 #63FA5B

tetradic

#5B63FA #FA5BB3 #FAF25B #5BFAA3

square

#5B63FA #FA5BB3 #FAF25B #5BFAA3

split-complementary

#5B63FA #FAA35B #B3FA5B

monochromatic

#0611D4 #202BF8 #5B63FA #969BFC #D2D4FE

Accessibility & contrast

On white

4.56

#5B63FA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#5B63FA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B63FA

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B63FA	#FFFFFF	#000000	##000000
##5B63FA	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007DFF

Deuteranopia (green-blind)

#006FF7

Tritanopia (blue-blind)

#0089A5

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5b63fa;
/* rgb */ color: rgb(91, 99, 250);
/* oklch */ color: oklch(58.2% 0.221 274.9);

Tailwind

colors: {
  custom: {
    50: '#9a8ffd',
    500: '#5b63fa',
    950: '#000000',
  },
}

SCSS

$custom: #5b63fa;
$custom-light: #9a8ffd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b63fa",
  "rgb": {
    "r": 91,
    "g": 99,
    "b": 250
  },
  "hsl": {
    "h": 236.981,
    "s": 94.083,
    "l": 66.863
  },
  "oklch": {
    "l": 0.58209,
    "c": 0.22095,
    "h": 274.9
  },
  "luminance": 0.1805
}

Semantic roles & 50–950 ramp

primary

#5B63FA

secondary

#F2EFBF

accent

#DA00E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0C18

muted

#7F7D86

Preview Lab

Preview with #5B63FA

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

Preview Lab → · Contrast checker → · Palette generator →