#5A57F3#5A57F3

#5A57F3 is a mid, highly saturated blue. Relative luminance 0.155; OKLCH L 55.6% C 0.226 H 277.0°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#5A57F3
RGB	rgb(90, 87, 243)
HSL	hsl(241, 87%, 65%)
HSV	hsv(241, 64%, 95%)
CMYK	cmyk(63%, 64.2%, 0%, 4.7%)
CIE-LAB	lab(46.26, 46.79, -77.90)
CIE-LCH	lch(46.26, 90.87, 300.99°)
OKLab	oklab(55.61% 0.0274 -0.2246)
OKLCH	oklch(55.61% 0.226 277)
XYZ	xyz(23.7971, 15.4592, 86.5065)
Luminance	0.1546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A57F3 #F0F357

analogous

#57A2F3 #5A57F3 #A857F3

triadic

#5A57F3 #F35A57 #57F35A

tetradic

#5A57F3 #F357A2 #F0F357 #57F3A8

square

#5A57F3 #F357A2 #F0F357 #57F3A8

split-complementary

#5A57F3 #F3A857 #A2F357

monochromatic

#110EC2 #221EEF #5A57F3 #9290F7 #CAC9FB

Accessibility & contrast

On white

5.13

#5A57F3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#5A57F3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A57F3

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A57F3	#FFFFFF	#000000	##FFFFFF
##5A57F3	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074F8

Deuteranopia (green-blind)

#0067F0

Tritanopia (blue-blind)

#007F9D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5a57f3;
/* rgb */ color: rgb(90, 87, 243);
/* oklch */ color: oklch(55.6% 0.226 277.0);

Tailwind

colors: {
  custom: {
    50: '#9987f8',
    500: '#5a57f3',
    950: '#000000',
  },
}

SCSS

$custom: #5a57f3;
$custom-light: #9987f8;
$custom-dark: #000000;

JSON

{
  "hex": "#5a57f3",
  "rgb": {
    "r": 90,
    "g": 87,
    "b": 243
  },
  "hsl": {
    "h": 241.154,
    "s": 86.667,
    "l": 64.706
  },
  "oklch": {
    "l": 0.55608,
    "c": 0.22624,
    "h": 277
  },
  "luminance": 0.15461
}

Semantic roles & 50–950 ramp

primary

#5A57F3

secondary

#EDEEB8

accent

#E302DF

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5A57F3

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

Preview Lab → · Contrast checker → · Palette generator →