#5B83F6#5B83F6

#5B83F6 is a light, vivid blue. Relative luminance 0.251; OKLCH L 63.8% C 0.177 H 266.9°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#5B83F6
RGB	rgb(91, 131, 246)
HSL	hsl(225, 90%, 66%)
HSV	hsv(225, 63%, 96%)
CMYK	cmyk(63%, 46.7%, 0%, 3.5%)
CIE-LAB	lab(57.18, 21.40, -61.86)
CIE-LCH	lch(57.18, 65.46, 289.09°)
OKLab	oklab(63.85% -0.0095 -0.177)
OKLCH	oklch(63.85% 0.177 266.9)
XYZ	xyz(29.0595, 25.1079, 90.4858)
Luminance	0.2511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B83F6 #F6CE5B

analogous

#5BD0F6 #5B83F6 #805BF6

triadic

#5B83F6 #F65B83 #83F65B

tetradic

#5B83F6 #F65BD0 #F6CE5B #5BF680

square

#5B83F6 #F65BD0 #F6CE5B #5BF680

split-complementary

#5B83F6 #F6805B #D0F65B

monochromatic

#0B3DCB #2157F3 #5B83F6 #95AFF9 #CFDBFC

Accessibility & contrast

On white

3.49

#5B83F6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#5B83F6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B83F6

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B83F6	#FFFFFF	#000000	##000000
##5B83F6	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4991FA

Deuteranopia (green-blind)

#2B83F4

Tritanopia (blue-blind)

#009DB1

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #5b83f6;
/* rgb */ color: rgb(91, 131, 246);
/* oklch */ color: oklch(63.8% 0.177 266.9);

Tailwind

colors: {
  custom: {
    50: '#97a6fa',
    500: '#5b83f6',
    950: '#000000',
  },
}

SCSS

$custom: #5b83f6;
$custom-light: #97a6fa;
$custom-dark: #000000;

JSON

{
  "hex": "#5b83f6",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 246
  },
  "hsl": {
    "h": 224.516,
    "s": 89.595,
    "l": 66.078
  },
  "oklch": {
    "l": 0.63849,
    "c": 0.17723,
    "h": 266.9
  },
  "luminance": 0.25111
}

Semantic roles & 50–950 ramp

primary

#5B83F6

secondary

#F0E3BD

accent

#AA00E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #5B83F6

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

Preview Lab → · Contrast checker → · Palette generator →