#5B83F5#5B83F5

#5B83F5 is a light, vivid blue. Relative luminance 0.250; OKLCH L 63.8% C 0.176 H 266.8°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#5B83F5
RGB	rgb(91, 131, 245)
HSL	hsl(224, 89%, 66%)
HSV	hsv(224, 63%, 96%)
CMYK	cmyk(62.9%, 46.5%, 0%, 3.9%)
CIE-LAB	lab(57.12, 21.07, -61.40)
CIE-LCH	lch(57.12, 64.92, 288.94°)
OKLab	oklab(63.79% -0.0097 -0.1756)
OKLCH	oklch(63.79% 0.176 266.8)
XYZ	xyz(28.9065, 25.0467, 89.6797)
Luminance	0.2505 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B83F5 #F5CD5B

analogous

#5BD0F5 #5B83F5 #805BF5

triadic

#5B83F5 #F55B83 #83F55B

tetradic

#5B83F5 #F55BD0 #F5CD5B #5BF580

square

#5B83F5 #F55BD0 #F5CD5B #5BF580

split-complementary

#5B83F5 #F5805B #D0F55B

monochromatic

#0C3DC9 #2157F1 #5B83F5 #95AFF9 #CEDAFC

Accessibility & contrast

On white

3.49

#5B83F5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#5B83F5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B83F5

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B83F5	#FFFFFF	#000000	##000000
##5B83F5	1.00	3.49	6.01	6.01
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.01	21.00	1.00	1.00
##000000	6.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A91F9

Deuteranopia (green-blind)

#2C83F3

Tritanopia (blue-blind)

#009DB0

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #5b83f5;
/* rgb */ color: rgb(91, 131, 245);
/* oklch */ color: oklch(63.8% 0.176 266.8);

Tailwind

colors: {
  custom: {
    50: '#97a6f9',
    500: '#5b83f5',
    950: '#000000',
  },
}

SCSS

$custom: #5b83f5;
$custom-light: #97a6f9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b83f5",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 245
  },
  "hsl": {
    "h": 224.416,
    "s": 88.506,
    "l": 65.882
  },
  "oklch": {
    "l": 0.63785,
    "c": 0.1759,
    "h": 266.8
  },
  "luminance": 0.25049
}

Semantic roles & 50–950 ramp

primary

#5B83F5

secondary

#EFE2BC

accent

#AA00E5

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #5B83F5

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

Preview Lab → · Contrast checker → · Palette generator →