#576BCE#576BCE

#576BCE is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.2% C 0.153 H 272.0°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#576BCE
RGB	rgb(87, 107, 206)
HSL	hsl(230, 55%, 57%)
HSV	hsv(230, 58%, 81%)
CMYK	cmyk(57.8%, 48.1%, 0%, 19.2%)
CIE-LAB	lab(48.26, 22.04, -53.72)
CIE-LCH	lch(48.26, 58.06, 292.30°)
OKLab	oklab(56.22% 0.0054 -0.1534)
OKLCH	oklch(56.22% 0.154 272)
XYZ	xyz(20.3251, 16.9963, 60.5901)
Luminance	0.1700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576BCE #CEBA57

analogous

#57A7CE #576BCE #7F57CE

triadic

#576BCE #CE576B #6BCE57

tetradic

#576BCE #CE57A7 #CEBA57 #57CE7F

square

#576BCE #CE57A7 #CEBA57 #57CE7F

split-complementary

#576BCE #CE7F57 #A7CE57

monochromatic

#273684 #344AB3 #576BCE #8695DC #B6BEEA

Accessibility & contrast

On white

4.77

#576BCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#576BCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576BCE

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576BCE	#FFFFFF	#000000	##FFFFFF
##576BCE	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A78D2

Deuteranopia (green-blind)

#286ECC

Tritanopia (blue-blind)

#008193

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #576bce;
/* rgb */ color: rgb(87, 107, 206);
/* oklch */ color: oklch(56.2% 0.153 272.0);

Tailwind

colors: {
  custom: {
    50: '#9095dd',
    500: '#576bce',
    950: '#000000',
  },
}

SCSS

$custom: #576bce;
$custom-light: #9095dd;
$custom-dark: #000000;

JSON

{
  "hex": "#576bce",
  "rgb": {
    "r": 87,
    "g": 107,
    "b": 206
  },
  "hsl": {
    "h": 229.916,
    "s": 54.839,
    "l": 57.451
  },
  "oklch": {
    "l": 0.56218,
    "c": 0.1535,
    "h": 272
  },
  "luminance": 0.16998
}

Semantic roles & 50–950 ramp

primary

#576BCE

secondary

#D8D0A8

accent

#C54ADE

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #576BCE

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

Preview Lab → · Contrast checker → · Palette generator →