#5B83F1#5B83F1

#5B83F1 is a light, vivid blue. Relative luminance 0.248; OKLCH L 63.5% C 0.171 H 266.6°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#5B83F1
RGB	rgb(91, 131, 241)
HSL	hsl(224, 84%, 65%)
HSV	hsv(224, 62%, 95%)
CMYK	cmyk(62.2%, 45.6%, 0%, 5.5%)
CIE-LAB	lab(56.88, 19.73, -59.57)
CIE-LCH	lch(56.88, 62.75, 288.32°)
OKLab	oklab(63.53% -0.0102 -0.1702)
OKLCH	oklch(63.53% 0.171 266.6)
XYZ	xyz(28.3024, 24.8051, 86.4984)
Luminance	0.2481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B83F1 #F1C95B

analogous

#5BCEF1 #5B83F1 #7E5BF1

triadic

#5B83F1 #F15B83 #83F15B

tetradic

#5B83F1 #F15BCE #F1C95B #5BF17E

square

#5B83F1 #F15BCE #F1C95B #5BF17E

split-complementary

#5B83F1 #F17E5B #CEF15B

monochromatic

#1040C1 #2358EC #5B83F1 #93AEF6 #CCD8FB

Accessibility & contrast

On white

3.52

#5B83F1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#5B83F1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B83F1

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B83F1	#FFFFFF	#000000	##000000
##5B83F1	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D90F5

Deuteranopia (green-blind)

#3382EF

Tritanopia (blue-blind)

#009CAE

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5b83f1;
/* rgb */ color: rgb(91, 131, 241);
/* oklch */ color: oklch(63.5% 0.171 266.6);

Tailwind

colors: {
  custom: {
    50: '#96a6f6',
    500: '#5b83f1',
    950: '#000000',
  },
}

SCSS

$custom: #5b83f1;
$custom-light: #96a6f6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b83f1",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 241
  },
  "hsl": {
    "h": 224,
    "s": 84.27,
    "l": 65.098
  },
  "oklch": {
    "l": 0.63528,
    "c": 0.17054,
    "h": 266.6
  },
  "luminance": 0.24808
}

Semantic roles & 50–950 ramp

primary

#5B83F1

secondary

#EDE0BA

accent

#A605E1

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #5B83F1

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

Preview Lab → · Contrast checker → · Palette generator →