#576BD9#576BD9

#576BD9 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 57.0% C 0.169 H 272.2°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#576BD9
RGB	rgb(87, 107, 217)
HSL	hsl(231, 63%, 60%)
HSV	hsv(231, 60%, 85%)
CMYK	cmyk(59.9%, 50.7%, 0%, 14.9%)
CIE-LAB	lab(48.95, 25.70, -58.88)
CIE-LCH	lch(48.95, 64.24, 293.58°)
OKLab	oklab(56.96% 0.0065 -0.1686)
OKLCH	oklch(56.96% 0.169 272.2)
XYZ	xyz(21.7084, 17.5496, 67.8756)
Luminance	0.1755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576BD9 #D9C557

analogous

#57ACD9 #576BD9 #8457D9

triadic

#576BD9 #D9576B #6BD957

tetradic

#576BD9 #D957AC #D9C557 #57D984

square

#576BD9 #D957AC #D9C557 #57D984

split-complementary

#576BD9 #D98457 #ACD957

monochromatic

#213394 #2D44C6 #576BD9 #8997E4 #BBC3F0

Accessibility & contrast

On white

4.66

#576BD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#576BD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #576BD9

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576BD9	#FFFFFF	#000000	##FFFFFF
##576BD9	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E7ADD

Deuteranopia (green-blind)

#0B6FD7

Tritanopia (blue-blind)

#008498

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #576bd9;
/* rgb */ color: rgb(87, 107, 217);
/* oklch */ color: oklch(57.0% 0.169 272.2);

Tailwind

colors: {
  custom: {
    50: '#9295e5',
    500: '#576bd9',
    950: '#000000',
  },
}

SCSS

$custom: #576bd9;
$custom-light: #9295e5;
$custom-dark: #000000;

JSON

{
  "hex": "#576bd9",
  "rgb": {
    "r": 87,
    "g": 107,
    "b": 217
  },
  "hsl": {
    "h": 230.769,
    "s": 63.107,
    "l": 59.608
  },
  "oklch": {
    "l": 0.56961,
    "c": 0.1687,
    "h": 272.2
  },
  "luminance": 0.17551
}

Semantic roles & 50–950 ramp

primary

#576BD9

secondary

#DFD7AD

accent

#CD42E6

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #576BD9

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

Preview Lab → · Contrast checker → · Palette generator →