#5B50F3#5B50F3

#5B50F3 is a mid, highly saturated blue. Relative luminance 0.144; OKLCH L 54.6% C 0.234 H 278.3°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#5B50F3
RGB	rgb(91, 80, 243)
HSL	hsl(244, 87%, 63%)
HSV	hsv(244, 67%, 95%)
CMYK	cmyk(62.6%, 67.1%, 0%, 4.7%)
CIE-LAB	lab(44.84, 50.91, -80.21)
CIE-LCH	lch(44.84, 95.00, 302.41°)
OKLab	oklab(54.6% 0.0338 -0.2313)
OKLCH	oklch(54.6% 0.234 278.3)
XYZ	xyz(23.3555, 14.4307, 86.3313)
Luminance	0.1443 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B50F3 #E8F350

analogous

#5096F3 #5B50F3 #AC50F3

triadic

#5B50F3 #F35B50 #50F35B

tetradic

#5B50F3 #F35096 #E8F350 #50F3AC

square

#5B50F3 #F35096 #E8F350 #50F3AC

split-complementary

#5B50F3 #F3AC50 #96F350

monochromatic

#190DBC #2517EF #5B50F3 #9189F7 #C6C3FB

Accessibility & contrast

On white

5.40

#5B50F3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#5B50F3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B50F3

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B50F3	#FFFFFF	#000000	##FFFFFF
##5B50F3	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071F8

Deuteranopia (green-blind)

#0063F0

Tritanopia (blue-blind)

#007B9B

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5b50f3;
/* rgb */ color: rgb(91, 80, 243);
/* oklch */ color: oklch(54.6% 0.234 278.3);

Tailwind

colors: {
  custom: {
    50: '#9a82f8',
    500: '#5b50f3',
    950: '#000000',
  },
}

SCSS

$custom: #5b50f3;
$custom-light: #9a82f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b50f3",
  "rgb": {
    "r": 91,
    "g": 80,
    "b": 243
  },
  "hsl": {
    "h": 244.049,
    "s": 87.166,
    "l": 63.333
  },
  "oklch": {
    "l": 0.54603,
    "c": 0.23378,
    "h": 278.3
  },
  "luminance": 0.14433
}

Semantic roles & 50–950 ramp

primary

#5B50F3

secondary

#E9ECB2

accent

#E402D4

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5B50F3

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

Preview Lab → · Contrast checker → · Palette generator →