#5757D8#5757D8

#5757D8 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 53.2% C 0.193 H 277.6°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#5757D8
RGB	rgb(87, 87, 216)
HSL	hsl(240, 62%, 59%)
HSV	hsv(240, 60%, 85%)
CMYK	cmyk(59.7%, 59.7%, 0%, 15.3%)
CIE-LAB	lab(43.94, 37.67, -66.40)
CIE-LCH	lch(43.94, 76.34, 299.57°)
OKLab	oklab(53.21% 0.0255 -0.1909)
OKLCH	oklch(53.21% 0.193 277.6)
XYZ	xyz(19.7294, 13.7990, 66.5762)
Luminance	0.1380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5757D8 #D8D857

analogous

#5798D8 #5757D8 #9857D8

triadic

#5757D8 #D85757 #57D857

tetradic

#5757D8 #D85798 #D8D857 #57D898

square

#5757D8 #D85798 #D8D857 #57D898

split-complementary

#5757D8 #D89857 #98D857

monochromatic

#222293 #2E2EC4 #5757D8 #8989E4 #BABAEF

Accessibility & contrast

On white

5.59

#5757D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#5757D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5757D8

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5757D8	#FFFFFF	#000000	##FFFFFF
##5757D8	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DDC

Deuteranopia (green-blind)

#0062D5

Tritanopia (blue-blind)

#00768F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #5757d8;
/* rgb */ color: rgb(87, 87, 216);
/* oklch */ color: oklch(53.2% 0.193 277.6);

Tailwind

colors: {
  custom: {
    50: '#9386e5',
    500: '#5757d8',
    950: '#000000',
  },
}

SCSS

$custom: #5757d8;
$custom-light: #9386e5;
$custom-dark: #000000;

JSON

{
  "hex": "#5757d8",
  "rgb": {
    "r": 87,
    "g": 87,
    "b": 216
  },
  "hsl": {
    "h": 240,
    "s": 62.319,
    "l": 59.412
  },
  "oklch": {
    "l": 0.53205,
    "c": 0.19261,
    "h": 277.6
  },
  "luminance": 0.138
}

Semantic roles & 50–950 ramp

primary

#5757D8

secondary

#DFDFAC

accent

#E542E5

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5757D8

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

Preview Lab → · Contrast checker → · Palette generator →