#576BC9#576BC9

#576BC9 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.9% C 0.146 H 271.9°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#576BC9
RGB	rgb(87, 107, 201)
HSL	hsl(229, 51%, 56%)
HSV	hsv(229, 57%, 79%)
CMYK	cmyk(56.7%, 46.8%, 0%, 21.2%)
CIE-LAB	lab(47.95, 20.38, -51.34)
CIE-LCH	lch(47.95, 55.24, 291.65°)
OKLab	oklab(55.89% 0.0048 -0.1464)
OKLCH	oklch(55.89% 0.147 271.9)
XYZ	xyz(19.7273, 16.7572, 57.4419)
Luminance	0.1676 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576BC9 #C9B557

analogous

#57A4C9 #576BC9 #7C57C9

triadic

#576BC9 #C9576B #6BC957

tetradic

#576BC9 #C957A4 #C9B557 #57C97C

square

#576BC9 #C957A4 #C9B557 #57C97C

split-complementary

#576BC9 #C97C57 #A4C957

monochromatic

#28377D #374CAC #576BC9 #8594D8 #B4BDE7

Accessibility & contrast

On white

4.83

#576BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#576BC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576BC9

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576BC9	#FFFFFF	#000000	##FFFFFF
##576BC9	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F77CC

Deuteranopia (green-blind)

#2F6DC7

Tritanopia (blue-blind)

#0D8090

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #576bc9;
/* rgb */ color: rgb(87, 107, 201);
/* oklch */ color: oklch(55.9% 0.146 271.9);

Tailwind

colors: {
  custom: {
    50: '#8f95da',
    500: '#576bc9',
    950: '#000000',
  },
}

SCSS

$custom: #576bc9;
$custom-light: #8f95da;
$custom-dark: #000000;

JSON

{
  "hex": "#576bc9",
  "rgb": {
    "r": 87,
    "g": 107,
    "b": 201
  },
  "hsl": {
    "h": 229.474,
    "s": 51.351,
    "l": 56.471
  },
  "oklch": {
    "l": 0.5589,
    "c": 0.1465,
    "h": 271.9
  },
  "luminance": 0.16759
}

Semantic roles & 50–950 ramp

primary

#576BC9

secondary

#D5CDA7

accent

#C24DDB

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #576BC9

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

Preview Lab → · Contrast checker → · Palette generator →