#576FDF#576FDF

#576FDF is a mid, vivid blue. Relative luminance 0.187; OKLCH L 58.2% C 0.172 H 271.1°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#576FDF
RGB	rgb(87, 111, 223)
HSL	hsl(229, 68%, 61%)
HSV	hsv(229, 61%, 87%)
CMYK	cmyk(61%, 50.2%, 0%, 12.5%)
CIE-LAB	lab(50.36, 25.23, -59.99)
CIE-LCH	lch(50.36, 65.08, 292.81°)
OKLab	oklab(58.15% 0.0032 -0.1718)
OKLCH	oklch(58.15% 0.172 271.1)
XYZ	xyz(22.9297, 18.7209, 72.2029)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576FDF #DFC757

analogous

#57B3DF #576FDF #8357DF

triadic

#576FDF #DF576F #6FDF57

tetradic

#576FDF #DF57B3 #DFC757 #57DF83

square

#576FDF #DF57B3 #DFC757 #57DF83

split-complementary

#576FDF #DF8357 #B3DF57

monochromatic

#1E359E #2846D1 #576FDF #8A9BE9 #BEC7F3

Accessibility & contrast

On white

4.43

#576FDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#576FDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #576FDF

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576FDF	#FFFFFF	#000000	##000000
##576FDF	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#317EE3

Deuteranopia (green-blind)

#0C72DD

Tritanopia (blue-blind)

#00899C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #576fdf;
/* rgb */ color: rgb(87, 111, 223);
/* oklch */ color: oklch(58.2% 0.172 271.1);

Tailwind

colors: {
  custom: {
    50: '#9298ea',
    500: '#576fdf',
    950: '#000000',
  },
}

SCSS

$custom: #576fdf;
$custom-light: #9298ea;
$custom-dark: #000000;

JSON

{
  "hex": "#576fdf",
  "rgb": {
    "r": 87,
    "g": 111,
    "b": 223
  },
  "hsl": {
    "h": 229.412,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.58153,
    "c": 0.17185,
    "h": 271.1
  },
  "luminance": 0.18723
}

Semantic roles & 50–950 ramp

primary

#576FDF

secondary

#E3DAAF

accent

#AF16D0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #576FDF

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

Preview Lab → · Contrast checker → · Palette generator →