#5683EF#5683EF

#5683EF is a light, vivid blue. Relative luminance 0.244; OKLCH L 63.1% C 0.169 H 264.9°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#5683EF
RGB	rgb(86, 131, 239)
HSL	hsl(222, 83%, 64%)
HSV	hsv(222, 64%, 94%)
CMYK	cmyk(64%, 45.2%, 0%, 6.3%)
CIE-LAB	lab(56.53, 18.20, -59.05)
CIE-LCH	lch(56.53, 61.79, 287.13°)
OKLab	oklab(63.15% -0.0149 -0.1688)
OKLCH	oklch(63.15% 0.169 264.9)
XYZ	xyz(27.5286, 24.4405, 84.9114)
Luminance	0.2444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5683EF #EFC256

analogous

#56CFEF #5683EF #7556EF

triadic

#5683EF #EF5683 #83EF56

tetradic

#5683EF #EF56CF #EFC256 #56EF75

square

#5683EF #EF56CF #EFC256 #56EF75

split-complementary

#5683EF #EF7556 #CFEF56

monochromatic

#1243B9 #1E5AEA #5683EF #8EACF4 #C6D5FA

Accessibility & contrast

On white

3.57

#5683EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#5683EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5683EF

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5683EF	#FFFFFF	#000000	##000000
##5683EF	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E8FF3

Deuteranopia (green-blind)

#3381ED

Tritanopia (blue-blind)

#009CAD

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5683ef;
/* rgb */ color: rgb(86, 131, 239);
/* oklch */ color: oklch(63.1% 0.169 264.9);

Tailwind

colors: {
  custom: {
    50: '#94a6f5',
    500: '#5683ef',
    950: '#000000',
  },
}

SCSS

$custom: #5683ef;
$custom-light: #94a6f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5683ef",
  "rgb": {
    "r": 86,
    "g": 131,
    "b": 239
  },
  "hsl": {
    "h": 222.353,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.6315,
    "c": 0.16945,
    "h": 264.9
  },
  "luminance": 0.24443
}

Semantic roles & 50–950 ramp

primary

#5683EF

secondary

#EBDCB5

accent

#9F06DF

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5683EF

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

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