#5B83F4#5B83F4

#5B83F4 is a light, vivid blue. Relative luminance 0.250; OKLCH L 63.7% C 0.175 H 266.8°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#5B83F4
RGB	rgb(91, 131, 244)
HSL	hsl(224, 87%, 66%)
HSV	hsv(224, 63%, 96%)
CMYK	cmyk(62.7%, 46.3%, 0%, 4.3%)
CIE-LAB	lab(57.06, 20.73, -60.95)
CIE-LCH	lch(57.06, 64.38, 288.79°)
OKLab	oklab(63.72% -0.0098 -0.1743)
OKLCH	oklch(63.72% 0.175 266.8)
XYZ	xyz(28.7542, 24.9858, 88.8778)
Luminance	0.2499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B83F4 #F4CC5B

analogous

#5BCFF4 #5B83F4 #7F5BF4

triadic

#5B83F4 #F45B83 #83F45B

tetradic

#5B83F4 #F45BCF #F4CC5B #5BF47F

square

#5B83F4 #F45BCF #F4CC5B #5BF47F

split-complementary

#5B83F4 #F47F5B #CFF45B

monochromatic

#0D3EC7 #2258F0 #5B83F4 #94AEF8 #CEDAFC

Accessibility & contrast

On white

3.50

#5B83F4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#5B83F4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B83F4

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B83F4	#FFFFFF	#000000	##000000
##5B83F4	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B90F8

Deuteranopia (green-blind)

#2E82F2

Tritanopia (blue-blind)

#009DB0

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #5b83f4;
/* rgb */ color: rgb(91, 131, 244);
/* oklch */ color: oklch(63.7% 0.175 266.8);

Tailwind

colors: {
  custom: {
    50: '#97a6f8',
    500: '#5b83f4',
    950: '#000000',
  },
}

SCSS

$custom: #5b83f4;
$custom-light: #97a6f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b83f4",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 244
  },
  "hsl": {
    "h": 224.314,
    "s": 87.429,
    "l": 65.686
  },
  "oklch": {
    "l": 0.6372,
    "c": 0.17456,
    "h": 266.8
  },
  "luminance": 0.24988
}

Semantic roles & 50–950 ramp

primary

#5B83F4

secondary

#EFE2BC

accent

#A902E4

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #5B83F4

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

Preview Lab → · Contrast checker → · Palette generator →