#5A57EF#5A57EF

#5A57EF is a mid, highly saturated blue. Relative luminance 0.152; OKLCH L 55.3% C 0.221 H 277.2°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#5A57EF
RGB	rgb(90, 87, 239)
HSL	hsl(241, 83%, 64%)
HSV	hsv(241, 64%, 94%)
CMYK	cmyk(62.3%, 63.6%, 0%, 6.3%)
CIE-LAB	lab(45.93, 45.52, -76.18)
CIE-LCH	lch(45.93, 88.74, 300.86°)
OKLab	oklab(55.27% 0.0277 -0.2195)
OKLCH	oklch(55.27% 0.221 277.2)
XYZ	xyz(23.1996, 15.2202, 83.3598)
Luminance	0.1522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A57EF #ECEF57

analogous

#57A0EF #5A57EF #A657EF

triadic

#5A57EF #EF5A57 #57EF5A

tetradic

#5A57EF #EF57A0 #ECEF57 #57EFA6

square

#5A57EF #EF57A0 #ECEF57 #57EFA6

split-complementary

#5A57EF #EFA657 #A0EF57

monochromatic

#1512BA #231FEA #5A57EF #918FF4 #C8C7FA

Accessibility & contrast

On white

5.19

#5A57EF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#5A57EF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5A57EF

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A57EF	#FFFFFF	#000000	##FFFFFF
##5A57EF	1.00	5.19	4.04	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073F4

Deuteranopia (green-blind)

#0066EC

Tritanopia (blue-blind)

#007E9B

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5a57ef;
/* rgb */ color: rgb(90, 87, 239);
/* oklch */ color: oklch(55.3% 0.221 277.2);

Tailwind

colors: {
  custom: {
    50: '#9887f5',
    500: '#5a57ef',
    950: '#000000',
  },
}

SCSS

$custom: #5a57ef;
$custom-light: #9887f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5a57ef",
  "rgb": {
    "r": 90,
    "g": 87,
    "b": 239
  },
  "hsl": {
    "h": 241.184,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.55274,
    "c": 0.22128,
    "h": 277.2
  },
  "luminance": 0.15222
}

Semantic roles & 50–950 ramp

primary

#5A57EF

secondary

#EBECB6

accent

#DF06DB

background

#FAF8FF

surface

#F4EFFF

border

#CECAD7

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5A57EF

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

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