#5757EA#5757EA

#5757EA is a mid, highly saturated blue. Relative luminance 0.148; OKLCH L 54.7% C 0.216 H 276.6°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#5757EA
RGB	rgb(87, 87, 234)
HSL	hsl(240, 78%, 63%)
HSV	hsv(240, 63%, 92%)
CMYK	cmyk(62.8%, 62.8%, 0%, 8.2%)
CIE-LAB	lab(45.33, 43.49, -74.35)
CIE-LCH	lch(45.33, 86.14, 300.32°)
OKLab	oklab(54.66% 0.0246 -0.2143)
OKLCH	oklch(54.66% 0.216 276.6)
XYZ	xyz(22.1851, 14.7813, 79.5099)
Luminance	0.1478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5757EA #EAEA57

analogous

#57A0EA #5757EA #A057EA

triadic

#5757EA #EA5757 #57EA57

tetradic

#5757EA #EA57A0 #EAEA57 #57EAA0

square

#5757EA #EA57A0 #EAEA57 #57EAA0

split-complementary

#5757EA #EAA057 #A0EA57

monochromatic

#1616B1 #2121E3 #5757EA #8D8DF1 #C4C4F8

Accessibility & contrast

On white

5.31

#5757EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#5757EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5757EA

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5757EA	#FFFFFF	#000000	##FFFFFF
##5757EA	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072EF

Deuteranopia (green-blind)

#0065E7

Tritanopia (blue-blind)

#007C99

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5757ea;
/* rgb */ color: rgb(87, 87, 234);
/* oklch */ color: oklch(54.7% 0.216 276.6);

Tailwind

colors: {
  custom: {
    50: '#9687f2',
    500: '#5757ea',
    950: '#000000',
  },
}

SCSS

$custom: #5757ea;
$custom-light: #9687f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5757ea",
  "rgb": {
    "r": 87,
    "g": 87,
    "b": 234
  },
  "hsl": {
    "h": 240,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.54659,
    "c": 0.21567,
    "h": 276.6
  },
  "luminance": 0.14783
}

Semantic roles & 50–950 ramp

primary

#5757EA

secondary

#E9E9B4

accent

#DA0BDA

background

#FAF8FE

surface

#F3EFFD

border

#CDCAD5

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5757EA

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

Preview Lab → · Contrast checker → · Palette generator →