#5B83DF#5B83DF

#5B83DF is a light, vivid blue. Relative luminance 0.238; OKLCH L 62.4% C 0.146 H 264.8°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#5B83DF
RGB	rgb(91, 131, 223)
HSL	hsl(222, 67%, 62%)
HSV	hsv(222, 59%, 87%)
CMYK	cmyk(59.2%, 41.3%, 0%, 12.5%)
CIE-LAB	lab(55.87, 13.73, -51.16)
CIE-LCH	lch(55.87, 52.97, 285.02°)
OKLab	oklab(62.42% -0.0132 -0.1455)
OKLCH	oklch(62.42% 0.146 264.8)
XYZ	xyz(25.7454, 23.7823, 73.0314)
Luminance	0.2378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B83DF #DFB75B

analogous

#5BC5DF #5B83DF #755BDF

triadic

#5B83DF #DF5B83 #83DF5B

tetradic

#5B83DF #DF5BC5 #DFB75B #5BDF75

square

#5B83DF #DF5BC5 #DFB75B #5BDF75

split-complementary

#5B83DF #DF755B #C5DF5B

monochromatic

#1F46A0 #295DD4 #5B83DF #8EAAE9 #C1D0F3

Accessibility & contrast

On white

3.65

#5B83DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#5B83DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B83DF

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B83DF	#FFFFFF	#000000	##000000
##5B83DF	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B8CE3

Deuteranopia (green-blind)

#4880DD

Tritanopia (blue-blind)

#0098A6

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5b83df;
/* rgb */ color: rgb(91, 131, 223);
/* oklch */ color: oklch(62.4% 0.146 264.8);

Tailwind

colors: {
  custom: {
    50: '#94a6e9',
    500: '#5b83df',
    950: '#000000',
  },
}

SCSS

$custom: #5b83df;
$custom-light: #94a6e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b83df",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 223
  },
  "hsl": {
    "h": 221.818,
    "s": 67.347,
    "l": 61.569
  },
  "oklch": {
    "l": 0.6242,
    "c": 0.14614,
    "h": 264.8
  },
  "luminance": 0.23784
}

Semantic roles & 50–950 ramp

primary

#5B83DF

secondary

#E3D5B2

accent

#9716CF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5B83DF

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

Preview Lab → · Contrast checker → · Palette generator →