#5F57EC#5F57EC

#5F57EC is a mid, highly saturated blue. Relative luminance 0.153; OKLCH L 55.4% C 0.217 H 279.0°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#5F57EC
RGB	rgb(95, 87, 236)
HSL	hsl(243, 80%, 63%)
HSV	hsv(243, 63%, 93%)
CMYK	cmyk(59.7%, 63.1%, 0%, 7.5%)
CIE-LAB	lab(46.05, 45.32, -74.29)
CIE-LCH	lch(46.05, 87.02, 301.38°)
OKLab	oklab(55.37% 0.034 -0.2139)
OKLCH	oklch(55.37% 0.217 279)
XYZ	xyz(23.2630, 15.3037, 81.0687)
Luminance	0.1530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5F57EC #E4EC57

analogous

#579AEC #5F57EC #A957EC

triadic

#5F57EC #EC5F57 #57EC5F

tetradic

#5F57EC #EC579A #E4EC57 #57ECA9

square

#5F57EC #EC579A #E4EC57 #57ECA9

split-complementary

#5F57EC #ECA957 #9AEC57

monochromatic

#1D14B4 #2B20E6 #5F57EC #938EF2 #C8C5F8

Accessibility & contrast

On white

5.17

#5F57EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#5F57EC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5F57EC

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5F57EC	#FFFFFF	#000000	##FFFFFF
##5F57EC	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073F1

Deuteranopia (green-blind)

#0067E9

Tritanopia (blue-blind)

#007D9A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5f57ec;
/* rgb */ color: rgb(95, 87, 236);
/* oklch */ color: oklch(55.4% 0.217 279.0);

Tailwind

colors: {
  custom: {
    50: '#9a87f3',
    500: '#5f57ec',
    950: '#000000',
  },
}

SCSS

$custom: #5f57ec;
$custom-light: #9a87f3;
$custom-dark: #000000;

JSON

{
  "hex": "#5f57ec",
  "rgb": {
    "r": 95,
    "g": 87,
    "b": 236
  },
  "hsl": {
    "h": 243.221,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.55372,
    "c": 0.21655,
    "h": 279
  },
  "luminance": 0.15305
}

Semantic roles & 50–950 ramp

primary

#5F57EC

secondary

#E7EAB5

accent

#DC0AD1

background

#FAF8FF

surface

#F4EFFE

border

#CECAD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5F57EC

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

Preview Lab → · Contrast checker → · Palette generator →