#576FB2#576FB2

#576FB2 is a mid, moderate blue. Relative luminance 0.166; OKLCH L 55.3% C 0.108 H 267.9°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#576FB2
RGB	rgb(87, 111, 178)
HSL	hsl(224, 37%, 52%)
HSV	hsv(224, 51%, 70%)
CMYK	cmyk(51.1%, 37.6%, 0%, 30.2%)
CIE-LAB	lab(47.76, 10.41, -38.36)
CIE-LCH	lch(47.76, 39.75, 285.18°)
OKLab	oklab(55.33% -0.004 -0.1084)
OKLCH	oklch(55.33% 0.108 267.9)
XYZ	xyz(17.6482, 16.6083, 44.3866)
Luminance	0.1661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576FB2 #B29A57

analogous

#579DB2 #576FB2 #6D57B2

triadic

#576FB2 #B2576F #6FB257

tetradic

#576FB2 #B2579D #B29A57 #57B26D

square

#576FB2 #B2579D #B29A57 #57B26D

split-complementary

#576FB2 #B26D57 #9DB257

monochromatic

#2D3B62 #40548C #576FB2 #8193C5 #ABB7D8

Accessibility & contrast

On white

4.86

#576FB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#576FB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576FB2

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576FB2	#FFFFFF	#000000	##FFFFFF
##576FB2	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5576B5

Deuteranopia (green-blind)

#4B6EB1

Tritanopia (blue-blind)

#2E7D88

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #576fb2;
/* rgb */ color: rgb(87, 111, 178);
/* oklch */ color: oklch(55.3% 0.108 267.9);

Tailwind

colors: {
  custom: {
    50: '#8c98c9',
    500: '#576fb2',
    950: '#000000',
  },
}

SCSS

$custom: #576fb2;
$custom-light: #8c98c9;
$custom-dark: #000000;

JSON

{
  "hex": "#576fb2",
  "rgb": {
    "r": 87,
    "g": 111,
    "b": 178
  },
  "hsl": {
    "h": 224.176,
    "s": 37.143,
    "l": 51.961
  },
  "oklch": {
    "l": 0.55329,
    "c": 0.10844,
    "h": 267.9
  },
  "luminance": 0.16609
}

Semantic roles & 50–950 ramp

primary

#576FB2

secondary

#C6BC9E

accent

#AF5BCD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #576FB2

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

Preview Lab → · Contrast checker → · Palette generator →