#5753CF#5753CF

#5753CF is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.8% C 0.186 H 279.1°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#5753CF
RGB	rgb(87, 83, 207)
HSL	hsl(242, 56%, 57%)
HSV	hsv(242, 60%, 81%)
CMYK	cmyk(58%, 59.9%, 0%, 18.8%)
CIE-LAB	lab(42.33, 37.19, -63.86)
CIE-LCH	lch(42.33, 73.90, 300.22°)
OKLab	oklab(51.81% 0.0295 -0.1834)
OKLCH	oklch(51.81% 0.186 279.1)
XYZ	xyz(18.2827, 12.7165, 60.5105)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5753CF #CBCF53

analogous

#538DCF #5753CF #9553CF

triadic

#5753CF #CF5753 #53CF57

tetradic

#5753CF #CF538D #CBCF53 #53CF95

square

#5753CF #CF538D #CBCF53 #53CF95

split-complementary

#5753CF #CF9553 #8DCF53

monochromatic

#282583 #3632B3 #5753CF #8683DC #B4B3EA

Accessibility & contrast

On white

5.93

#5753CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#5753CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5753CF

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5753CF	#FFFFFF	#000000	##FFFFFF
##5753CF	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D3

Deuteranopia (green-blind)

#005FCC

Tritanopia (blue-blind)

#057189

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5753cf;
/* rgb */ color: rgb(87, 83, 207);
/* oklch */ color: oklch(51.8% 0.186 279.1);

Tailwind

colors: {
  custom: {
    50: '#9183df',
    500: '#5753cf',
    950: '#000000',
  },
}

SCSS

$custom: #5753cf;
$custom-light: #9183df;
$custom-dark: #000000;

JSON

{
  "hex": "#5753cf",
  "rgb": {
    "r": 87,
    "g": 83,
    "b": 207
  },
  "hsl": {
    "h": 241.935,
    "s": 56.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.51807,
    "c": 0.18581,
    "h": 279.1
  },
  "luminance": 0.12718
}

Semantic roles & 50–950 ramp

primary

#5753CF

secondary

#D7D8A6

accent

#E048DB

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5753CF

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

Preview Lab → · Contrast checker → · Palette generator →