#5391F0#5391F0

#5391F0 is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.0% C 0.156 H 258.7°. Best body text is #000000 at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#5391F0
RGB	rgb(83, 145, 240)
HSL	hsl(216, 84%, 63%)
HSV	hsv(216, 65%, 94%)
CMYK	cmyk(65.4%, 39.6%, 0%, 5.9%)
CIE-LAB	lab(60.23, 9.63, -53.69)
CIE-LCH	lch(60.23, 54.55, 280.17°)
OKLab	oklab(65.99% -0.0305 -0.1529)
OKLCH	oklch(65.99% 0.156 258.7)
XYZ	xyz(29.4152, 28.3782, 86.3485)
Luminance	0.2838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5391F0 #F0B253

analogous

#53DFF0 #5391F0 #6353F0

triadic

#5391F0 #F05391 #91F053

tetradic

#5391F0 #F053DF #F0B253 #53F063

square

#5391F0 #F053DF #F0B253 #53F063

split-complementary

#5391F0 #F06353 #DFF053

monochromatic

#1053B9 #1B6DEB #5391F0 #8BB5F5 #C4D9FA

Accessibility & contrast

On white

3.15

#5391F0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.68

#5391F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5391F0

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5391F0	#FFFFFF	#000000	##000000
##5391F0	1.00	3.15	6.68	6.68
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.68	21.00	1.00	1.00
##000000	6.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6699F4

Deuteranopia (green-blind)

#4E8AEE

Tritanopia (blue-blind)

#00A7B5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5391f0;
/* rgb */ color: rgb(83, 145, 240);
/* oklch */ color: oklch(66.0% 0.156 258.7);

Tailwind

colors: {
  custom: {
    50: '#92b0f5',
    500: '#5391f0',
    950: '#000000',
  },
}

SCSS

$custom: #5391f0;
$custom-light: #92b0f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5391f0",
  "rgb": {
    "r": 83,
    "g": 145,
    "b": 240
  },
  "hsl": {
    "h": 216.306,
    "s": 83.957,
    "l": 63.333
  },
  "oklch": {
    "l": 0.65988,
    "c": 0.15596,
    "h": 258.7
  },
  "luminance": 0.28381
}

Semantic roles & 50–950 ramp

primary

#5391F0

secondary

#EBD5B3

accent

#8A05E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5391F0

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

Preview Lab → · Contrast checker → · Palette generator →