#576DD9#576DD9

#576DD9 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.4% C 0.166 H 271.6°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#576DD9
RGB	rgb(87, 109, 217)
HSL	hsl(230, 63%, 60%)
HSV	hsv(230, 60%, 85%)
CMYK	cmyk(59.9%, 49.8%, 0%, 14.9%)
CIE-LAB	lab(49.46, 24.46, -58.04)
CIE-LCH	lch(49.46, 62.99, 292.85°)
OKLab	oklab(57.35% 0.0046 -0.1661)
OKLCH	oklch(57.35% 0.166 271.6)
XYZ	xyz(21.9193, 17.9715, 67.9459)
Luminance	0.1797 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576DD9 #D9C357

analogous

#57AED9 #576DD9 #8257D9

triadic

#576DD9 #D9576D #6DD957

tetradic

#576DD9 #D957AE #D9C357 #57D982

square

#576DD9 #D957AE #D9C357 #57D982

split-complementary

#576DD9 #D98257 #AED957

monochromatic

#213594 #2D47C6 #576DD9 #8998E4 #BBC4F0

Accessibility & contrast

On white

4.57

#576DD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#576DD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #576DD9

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576DD9	#FFFFFF	#000000	##000000
##576DD9	1.00	4.57	4.59	4.59
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#337CDD

Deuteranopia (green-blind)

#1770D7

Tritanopia (blue-blind)

#008699

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #576dd9;
/* rgb */ color: rgb(87, 109, 217);
/* oklch */ color: oklch(57.4% 0.166 271.6);

Tailwind

colors: {
  custom: {
    50: '#9196e5',
    500: '#576dd9',
    950: '#000000',
  },
}

SCSS

$custom: #576dd9;
$custom-light: #9196e5;
$custom-dark: #000000;

JSON

{
  "hex": "#576dd9",
  "rgb": {
    "r": 87,
    "g": 109,
    "b": 217
  },
  "hsl": {
    "h": 229.846,
    "s": 63.107,
    "l": 59.608
  },
  "oklch": {
    "l": 0.57352,
    "c": 0.16617,
    "h": 271.6
  },
  "luminance": 0.17973
}

Semantic roles & 50–950 ramp

primary

#576DD9

secondary

#DFD7AD

accent

#CA42E6

background

#F9F9FE

surface

#F2F1FC

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #576DD9

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

Preview Lab → · Contrast checker → · Palette generator →