#573EA5#573EA5

#573EA5 is a dark, vivid violet. Relative luminance 0.082; OKLCH L 45.0% C 0.158 H 289.7°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#573EA5
RGB	rgb(87, 62, 165)
HSL	hsl(255, 45%, 45%)
HSV	hsv(255, 62%, 65%)
CMYK	cmyk(47.3%, 62.4%, 0%, 35.3%)
CIE-LAB	lab(34.37, 36.77, -52.11)
CIE-LCH	lch(34.37, 63.77, 305.21°)
OKLab	oklab(44.98% 0.0533 -0.149)
OKLCH	oklch(44.98% 0.158 289.7)
XYZ	xyz(12.4427, 8.1876, 36.5148)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573EA5 #8CA53E

analogous

#3E59A5 #573EA5 #8B3EA5

triadic

#573EA5 #A5573E #3EA557

tetradic

#573EA5 #A53E59 #8CA53E #3EA58B

square

#573EA5 #A53E59 #8CA53E #3EA58B

split-complementary

#573EA5 #A58B3E #59A53E

monochromatic

#281D4C #402D79 #573EA5 #765EC2 #9C8AD3

Accessibility & contrast

On white

7.96

#573EA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#573EA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573EA5

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573EA5	#FFFFFF	#000000	##FFFFFF
##573EA5	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A8

Deuteranopia (green-blind)

#004EA3

Tritanopia (blue-blind)

#3E566B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #573ea5;
/* rgb */ color: rgb(87, 62, 165);
/* oklch */ color: oklch(45.0% 0.158 289.7);

Tailwind

colors: {
  custom: {
    50: '#8d74c0',
    500: '#573ea5',
    950: '#000000',
  },
}

SCSS

$custom: #573ea5;
$custom-light: #8d74c0;
$custom-dark: #000000;

JSON

{
  "hex": "#573ea5",
  "rgb": {
    "r": 87,
    "g": 62,
    "b": 165
  },
  "hsl": {
    "h": 254.563,
    "s": 45.374,
    "l": 44.51
  },
  "oklch": {
    "l": 0.44982,
    "c": 0.15822,
    "h": 289.7
  },
  "luminance": 0.08188
}

Semantic roles & 50–950 ramp

primary

#573EA5

secondary

#AFBE81

accent

#D553B5

background

#F9F7FB

surface

#F1EDF7

border

#CBC8D0

text

#0D0812

muted

#7E7B81

Preview Lab

Preview with #573EA5

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

Preview Lab → · Contrast checker → · Palette generator →