#5A57DB#5A57DB

#5A57DB is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.7% C 0.196 H 278.5°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#5A57DB
RGB	rgb(90, 87, 219)
HSL	hsl(241, 65%, 60%)
HSV	hsv(241, 60%, 86%)
CMYK	cmyk(58.9%, 60.3%, 0%, 14.1%)
CIE-LAB	lab(44.38, 39.14, -67.39)
CIE-LCH	lch(44.38, 77.93, 300.14°)
OKLab	oklab(53.65% 0.029 -0.1937)
OKLCH	oklch(53.65% 0.196 278.5)
XYZ	xyz(20.4067, 14.1030, 68.6509)
Luminance	0.1411 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A57DB #D8DB57

analogous

#5796DB #5A57DB #9C57DB

triadic

#5A57DB #DB5A57 #57DB5A

tetradic

#5A57DB #DB5796 #D8DB57 #57DB9C

square

#5A57DB #DB5796 #D8DB57 #57DB9C

split-complementary

#5A57DB #DB9C57 #96DB57

monochromatic

#232097 #2F2BCA #5A57DB #8C89E6 #BDBCF1

Accessibility & contrast

On white

5.50

#5A57DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#5A57DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A57DB

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A57DB	#FFFFFF	#000000	##FFFFFF
##5A57DB	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDF

Deuteranopia (green-blind)

#0064D8

Tritanopia (blue-blind)

#007791

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5a57db;
/* rgb */ color: rgb(90, 87, 219);
/* oklch */ color: oklch(53.7% 0.196 278.5);

Tailwind

colors: {
  custom: {
    50: '#9587e7',
    500: '#5a57db',
    950: '#000000',
  },
}

SCSS

$custom: #5a57db;
$custom-light: #9587e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5a57db",
  "rgb": {
    "r": 90,
    "g": 87,
    "b": 219
  },
  "hsl": {
    "h": 241.364,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.53652,
    "c": 0.1959,
    "h": 278.5
  },
  "luminance": 0.14105
}

Semantic roles & 50–950 ramp

primary

#5A57DB

secondary

#DFE0AD

accent

#E840E4

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5A57DB

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

Preview Lab → · Contrast checker → · Palette generator →