#5756CB#5756CB

#5756CB is a mid, vivid blue. Relative luminance 0.130; OKLCH L 52.0% C 0.177 H 278.7°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#5756CB
RGB	rgb(87, 86, 203)
HSL	hsl(241, 53%, 57%)
HSV	hsv(241, 58%, 80%)
CMYK	cmyk(57.1%, 57.6%, 0%, 20.4%)
CIE-LAB	lab(42.75, 34.07, -60.87)
CIE-LCH	lch(42.75, 69.76, 299.24°)
OKLab	oklab(52.02% 0.0267 -0.1746)
OKLCH	oklch(52.02% 0.177 278.7)
XYZ	xyz(18.0343, 12.9924, 58.0458)
Luminance	0.1299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5756CB #CACB56

analogous

#5690CB #5756CB #9256CB

triadic

#5756CB #CB5756 #56CB57

tetradic

#5756CB #CB5690 #CACB56 #56CB92

square

#5756CB #CB5690 #CACB56 #56CB92

split-complementary

#5756CB #CB9256 #90CB56

monochromatic

#28277F #3736AE #5756CB #8685D9 #B4B4E8

Accessibility & contrast

On white

5.84

#5756CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#5756CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5756CB

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5756CB	#FFFFFF	#000000	##FFFFFF
##5756CB	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACF

Deuteranopia (green-blind)

#0060C9

Tritanopia (blue-blind)

#117288

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5756cb;
/* rgb */ color: rgb(87, 86, 203);
/* oklch */ color: oklch(52.0% 0.177 278.7);

Tailwind

colors: {
  custom: {
    50: '#9186dc',
    500: '#5756cb',
    950: '#000000',
  },
}

SCSS

$custom: #5756cb;
$custom-light: #9186dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5756cb",
  "rgb": {
    "r": 87,
    "g": 86,
    "b": 203
  },
  "hsl": {
    "h": 240.513,
    "s": 52.941,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52024,
    "c": 0.17668,
    "h": 278.7
  },
  "luminance": 0.12994
}

Semantic roles & 50–950 ramp

primary

#5756CB

secondary

#D6D6A6

accent

#DC4BDB

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5756CB

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

Preview Lab → · Contrast checker → · Palette generator →