#5B83EE#5B83EE

#5B83EE is a light, vivid blue. Relative luminance 0.246; OKLCH L 63.3% C 0.167 H 266.3°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#5B83EE
RGB	rgb(91, 131, 238)
HSL	hsl(224, 81%, 65%)
HSV	hsv(224, 62%, 93%)
CMYK	cmyk(61.8%, 45%, 0%, 6.7%)
CIE-LAB	lab(56.71, 18.72, -58.18)
CIE-LCH	lch(56.71, 61.12, 287.84°)
OKLab	oklab(63.34% -0.0107 -0.1662)
OKLCH	oklch(63.34% 0.167 266.3)
XYZ	xyz(27.8580, 24.6273, 84.1578)
Luminance	0.2463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B83EE #EEC65B

analogous

#5BCDEE #5B83EE #7C5BEE

triadic

#5B83EE #EE5B83 #83EE5B

tetradic

#5B83EE #EE5BCD #EEC65B #5BEE7C

square

#5B83EE #EE5BCD #EEC65B #5BEE7C

split-complementary

#5B83EE #EE7C5B #CDEE5B

monochromatic

#1341BB #2459E8 #5B83EE #92ADF4 #CAD7F9

Accessibility & contrast

On white

3.54

#5B83EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.93

#5B83EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B83EE

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B83EE	#FFFFFF	#000000	##000000
##5B83EE	1.00	3.54	5.93	5.93
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.93	21.00	1.00	1.00
##000000	5.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508FF2

Deuteranopia (green-blind)

#3782EC

Tritanopia (blue-blind)

#009BAD

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5b83ee;
/* rgb */ color: rgb(91, 131, 238);
/* oklch */ color: oklch(63.3% 0.167 266.3);

Tailwind

colors: {
  custom: {
    50: '#96a6f4',
    500: '#5b83ee',
    950: '#000000',
  },
}

SCSS

$custom: #5b83ee;
$custom-light: #96a6f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b83ee",
  "rgb": {
    "r": 91,
    "g": 131,
    "b": 238
  },
  "hsl": {
    "h": 223.673,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.63338,
    "c": 0.1665,
    "h": 266.3
  },
  "luminance": 0.2463
}

Semantic roles & 50–950 ramp

primary

#5B83EE

secondary

#ECDEB9

accent

#A308DE

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0F0F17

muted

#7E7F85

Preview Lab

Preview with #5B83EE

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

Preview Lab → · Contrast checker → · Palette generator →