#5B6DF3#5B6DF3

#5B6DF3 is a mid, vivid blue. Relative luminance 0.196; OKLCH L 59.4% C 0.200 H 273.0°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#5B6DF3
RGB	rgb(91, 109, 243)
HSL	hsl(233, 86%, 65%)
HSV	hsv(233, 63%, 95%)
CMYK	cmyk(62.6%, 55.1%, 0%, 4.7%)
CIE-LAB	lab(51.42, 33.80, -69.49)
CIE-LCH	lch(51.42, 77.28, 295.94°)
OKLab	oklab(59.43% 0.0104 -0.1997)
OKLCH	oklch(59.43% 0.2 273)
XYZ	xyz(25.9553, 19.6303, 87.1979)
Luminance	0.1963 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6DF3 #F3E15B

analogous

#5BB9F3 #5B6DF3 #955BF3

triadic

#5B6DF3 #F35B6D #6DF35B

tetradic

#5B6DF3 #F35BB9 #F3E15B #5BF395

square

#5B6DF3 #F35BB9 #F3E15B #5BF395

split-complementary

#5B6DF3 #F3955B #B9F35B

monochromatic

#0E24C5 #223AEF #5B6DF3 #94A0F7 #CDD3FB

Accessibility & contrast

On white

4.26

#5B6DF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#5B6DF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6DF3

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6DF3	#FFFFFF	#000000	##000000
##5B6DF3	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0081F8

Deuteranopia (green-blind)

#0074F0

Tritanopia (blue-blind)

#008DA5

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5b6df3;
/* rgb */ color: rgb(91, 109, 243);
/* oklch */ color: oklch(59.4% 0.200 273.0);

Tailwind

colors: {
  custom: {
    50: '#9896f8',
    500: '#5b6df3',
    950: '#000000',
  },
}

SCSS

$custom: #5b6df3;
$custom-light: #9896f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6df3",
  "rgb": {
    "r": 91,
    "g": 109,
    "b": 243
  },
  "hsl": {
    "h": 232.895,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.59432,
    "c": 0.19997,
    "h": 273
  },
  "luminance": 0.19632
}

Semantic roles & 50–950 ramp

primary

#5B6DF3

secondary

#EEE8BB

accent

#C803E3

background

#FAF9FF

surface

#F3F2FF

border

#CDCCD7

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #5B6DF3

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

Preview Lab → · Contrast checker → · Palette generator →