#576ACB#576ACB

#576ACB is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.8% C 0.151 H 272.3°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#576ACB
RGB	rgb(87, 106, 203)
HSL	hsl(230, 53%, 57%)
HSV	hsv(230, 57%, 80%)
CMYK	cmyk(57.1%, 47.8%, 0%, 20.4%)
CIE-LAB	lab(47.81, 21.66, -52.72)
CIE-LCH	lch(47.81, 57.00, 292.34°)
OKLab	oklab(55.82% 0.0061 -0.1505)
OKLCH	oklch(55.82% 0.151 272.3)
XYZ	xyz(19.8605, 16.6446, 58.6545)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576ACB #CBB857

analogous

#57A4CB #576ACB #7E57CB

triadic

#576ACB #CB576A #6ACB57

tetradic

#576ACB #CB57A4 #CBB857 #57CB7E

square

#576ACB #CB57A4 #CBB857 #57CB7E

split-complementary

#576ACB #CB7E57 #A4CB57

monochromatic

#283680 #364AAF #576ACB #8693D9 #B4BDE8

Accessibility & contrast

On white

4.85

#576ACB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#576ACB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576ACB

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576ACB	#FFFFFF	#000000	##FFFFFF
##576ACB	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B77CF

Deuteranopia (green-blind)

#2A6DC9

Tritanopia (blue-blind)

#068091

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #576acb;
/* rgb */ color: rgb(87, 106, 203);
/* oklch */ color: oklch(55.8% 0.151 272.3);

Tailwind

colors: {
  custom: {
    50: '#8f94db',
    500: '#576acb',
    950: '#000000',
  },
}

SCSS

$custom: #576acb;
$custom-light: #8f94db;
$custom-dark: #000000;

JSON

{
  "hex": "#576acb",
  "rgb": {
    "r": 87,
    "g": 106,
    "b": 203
  },
  "hsl": {
    "h": 230.172,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.5582,
    "c": 0.1506,
    "h": 272.3
  },
  "luminance": 0.16646
}

Semantic roles & 50–950 ramp

primary

#576ACB

secondary

#D7CFA7

accent

#C44CDC

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #576ACB

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

Preview Lab → · Contrast checker → · Palette generator →