#5764CB#5764CB

#5764CB is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.6% C 0.158 H 274.5°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#5764CB
RGB	rgb(87, 100, 203)
HSL	hsl(233, 53%, 57%)
HSV	hsv(233, 57%, 80%)
CMYK	cmyk(57.1%, 50.7%, 0%, 20.4%)
CIE-LAB	lab(46.25, 25.40, -55.23)
CIE-LCH	lch(46.25, 60.79, 294.70°)
OKLab	oklab(54.64% 0.0124 -0.1579)
OKLCH	oklch(54.64% 0.158 274.5)
XYZ	xyz(19.2636, 15.4510, 58.4556)
Luminance	0.1545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5764CB #CBBE57

analogous

#579ECB #5764CB #8457CB

triadic

#5764CB #CB5764 #64CB57

tetradic

#5764CB #CB579E #CBBE57 #57CB84

square

#5764CB #CB579E #CBBE57 #57CB84

split-complementary

#5764CB #CB8457 #9ECB57

monochromatic

#283280 #3644AF #5764CB #868FD9 #B4BAE8

Accessibility & contrast

On white

5.13

#5764CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#5764CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5764CB

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5764CB	#FFFFFF	#000000	##FFFFFF
##5764CB	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D73CF

Deuteranopia (green-blind)

#1769C9

Tritanopia (blue-blind)

#0A7B8E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5764cb;
/* rgb */ color: rgb(87, 100, 203);
/* oklch */ color: oklch(54.6% 0.158 274.5);

Tailwind

colors: {
  custom: {
    50: '#9090db',
    500: '#5764cb',
    950: '#000000',
  },
}

SCSS

$custom: #5764cb;
$custom-light: #9090db;
$custom-dark: #000000;

JSON

{
  "hex": "#5764cb",
  "rgb": {
    "r": 87,
    "g": 100,
    "b": 203
  },
  "hsl": {
    "h": 233.276,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.54637,
    "c": 0.15841,
    "h": 274.5
  },
  "luminance": 0.15452
}

Semantic roles & 50–950 ramp

primary

#5764CB

secondary

#D7D1A7

accent

#CC4CDC

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #5764CB

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

Preview Lab → · Contrast checker → · Palette generator →