#576DD4#576DD4

#576DD4 is a mid, vivid blue. Relative luminance 0.177; OKLCH L 57.0% C 0.159 H 271.4°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#576DD4
RGB	rgb(87, 109, 212)
HSL	hsl(229, 59%, 59%)
HSV	hsv(229, 59%, 83%)
CMYK	cmyk(59%, 48.6%, 0%, 16.9%)
CIE-LAB	lab(49.15, 22.79, -55.71)
CIE-LCH	lch(49.15, 60.19, 292.25°)
OKLab	oklab(57.02% 0.004 -0.1592)
OKLCH	oklch(57.02% 0.159 271.4)
XYZ	xyz(21.2788, 17.7153, 64.5727)
Luminance	0.1772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576DD4 #D4BE57

analogous

#57ABD4 #576DD4 #7F57D4

triadic

#576DD4 #D4576D #6DD457

tetradic

#576DD4 #D457AB #D4BE57 #57D47F

square

#576DD4 #D457AB #D4BE57 #57D47F

split-complementary

#576DD4 #D47F57 #ABD457

monochromatic

#24368D #3049BD #576DD4 #8897E0 #B8C2ED

Accessibility & contrast

On white

4.62

#576DD4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#576DD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #576DD4

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576DD4	#FFFFFF	#000000	##FFFFFF
##576DD4	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#397BD8

Deuteranopia (green-blind)

#2370D2

Tritanopia (blue-blind)

#008496

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #576dd4;
/* rgb */ color: rgb(87, 109, 212);
/* oklch */ color: oklch(57.0% 0.159 271.4);

Tailwind

colors: {
  custom: {
    50: '#9196e2',
    500: '#576dd4',
    950: '#000000',
  },
}

SCSS

$custom: #576dd4;
$custom-light: #9196e2;
$custom-dark: #000000;

JSON

{
  "hex": "#576dd4",
  "rgb": {
    "r": 87,
    "g": 109,
    "b": 212
  },
  "hsl": {
    "h": 229.44,
    "s": 59.242,
    "l": 58.627
  },
  "oklch": {
    "l": 0.57015,
    "c": 0.15928,
    "h": 271.4
  },
  "luminance": 0.17717
}

Semantic roles & 50–950 ramp

primary

#576DD4

secondary

#DCD3AB

accent

#C745E2

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #576DD4

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

Preview Lab → · Contrast checker → · Palette generator →