#5B83FA#5B83FA

#5B83FA is a light, vivid blue. Relative luminance 0.254; OKLCH L 64.1% C 0.183 H 267.2°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#5B83FA
RGB	rgb(91, 131, 250)
HSL	hsl(225, 94%, 67%)
HSV	hsv(225, 64%, 98%)
CMYK	cmyk(63.6%, 47.6%, 0%, 2%)
CIE-LAB	lab(57.42, 22.75, -63.68)
CIE-LCH	lch(57.42, 67.62, 289.66°)
OKLab	oklab(64.11% -0.009 -0.1823)
OKLCH	oklch(64.11% 0.183 267.2)
XYZ	xyz(29.6801, 25.3562, 93.7541)
Luminance	0.2536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B83FA #FAD25B

analogous

#5BD2FA #5B83FA #835BFA

triadic

#5B83FA #FA5B83 #83FA5B

tetradic

#5B83FA #FA5BD2 #FAD25B #5BFA83

square

#5B83FA #FA5BD2 #FAD25B #5BFA83

split-complementary

#5B83FA #FA835B #D2FA5B

monochromatic

#063AD4 #2056F8 #5B83FA #96B0FC #D2DDFE

Accessibility & contrast

On white

3.46

#5B83FA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#5B83FA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B83FA

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B83FA	#FFFFFF	#000000	##000000
##5B83FA	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4591FE

Deuteranopia (green-blind)

#2283F8

Tritanopia (blue-blind)

#009EB2

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5b83fa;
/* rgb */ color: rgb(91, 131, 250);
/* oklch */ color: oklch(64.1% 0.183 267.2);

Tailwind

colors: {
  custom: {
    50: '#98a6fd',
    500: '#5b83fa',
    950: '#000000',
  },
}

SCSS

$custom: #5b83fa;
$custom-light: #98a6fd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b83fa",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 250
  },
  "hsl": {
    "h": 224.906,
    "s": 94.083,
    "l": 66.863
  },
  "oklch": {
    "l": 0.6411,
    "c": 0.18255,
    "h": 267.2
  },
  "luminance": 0.25359
}

Semantic roles & 50–950 ramp

primary

#5B83FA

secondary

#F2E5BF

accent

#AC00E6

background

#FAFAFF

surface

#F3F4FF

border

#CDCED7

text

#0F0F18

muted

#7F7F86

Preview Lab

Preview with #5B83FA

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

Preview Lab → · Contrast checker → · Palette generator →