#5757E5#5757E5

#5757E5 is a mid, highly saturated blue. Relative luminance 0.145; OKLCH L 54.2% C 0.209 H 276.8°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#5757E5
RGB	rgb(87, 87, 229)
HSL	hsl(240, 73%, 62%)
HSV	hsv(240, 62%, 90%)
CMYK	cmyk(62%, 62%, 0%, 10.2%)
CIE-LAB	lab(44.94, 41.88, -72.17)
CIE-LCH	lch(44.94, 83.44, 300.12°)
OKLab	oklab(54.25% 0.0249 -0.2079)
OKLCH	oklch(54.25% 0.209 276.8)
XYZ	xyz(21.4769, 14.4980, 75.7802)
Luminance	0.1450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5757E5 #E5E557

analogous

#579EE5 #5757E5 #9E57E5

triadic

#5757E5 #E55757 #57E557

tetradic

#5757E5 #E5579E #E5E557 #57E59E

square

#5757E5 #E5579E #E5E557 #57E59E

split-complementary

#5757E5 #E59E57 #9EE557

monochromatic

#1A1AA8 #2222DD #5757E5 #8C8CED #C1C1F5

Accessibility & contrast

On white

5.38

#5757E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#5757E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5757E5

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5757E5	#FFFFFF	#000000	##FFFFFF
##5757E5	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071EA

Deuteranopia (green-blind)

#0064E2

Tritanopia (blue-blind)

#007B96

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #5757e5;
/* rgb */ color: rgb(87, 87, 229);
/* oklch */ color: oklch(54.2% 0.209 276.8);

Tailwind

colors: {
  custom: {
    50: '#9587ee',
    500: '#5757e5',
    950: '#000000',
  },
}

SCSS

$custom: #5757e5;
$custom-light: #9587ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5757e5",
  "rgb": {
    "r": 87,
    "g": 87,
    "b": 229
  },
  "hsl": {
    "h": 240,
    "s": 73.196,
    "l": 61.961
  },
  "oklch": {
    "l": 0.54248,
    "c": 0.20935,
    "h": 276.8
  },
  "luminance": 0.145
}

Semantic roles & 50–950 ramp

primary

#5757E5

secondary

#E6E6B2

accent

#D510D5

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B16

muted

#7E7C84

Preview Lab

Preview with #5757E5

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

Preview Lab → · Contrast checker → · Palette generator →